Geopolymer Recycled Aggregate & Byproduct Patent Landscape
The geopolymer recycled aggregate and byproduct field is still expanding on a multi-year basis, with a 182% increase in the recent three-year window versus the prior three-year window, though annual volume has eased from its 2023 peak. The competitive structure is fragmented, with no single dominant player holding more than a single-digit share of the corpus, and activity is concentrated in India and China across a ceramics-and-cement-dominated technology base.
Fragmented field with a modest leader and a large academic cohort
LATICRETE INTERNATIONAL INC leads the applicant ranking with 9 patent records, followed by HEUNGKUK IND CO LTD and GREENCRAFT LLC at 6 patent records each. The top five filers collectively account for 20% of the combined total among the hundred largest filers, signaling a broadly distributed competitive landscape with no entrenched dominant position.
The top-tier gap between LATICRETE INTERNATIONAL INC and the second tier is modest — a difference of only 3 patent records — which means challenger positions are contestable. A substantial share of the applicant list comprises academic and research institutes, particularly from India, indicating that the knowledge base is still being established rather than consolidated.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | LATICRETE INTERNATIONAL INC | 9 | |
| 2 | HEUNGKUK IND CO LTD | 6 | |
| 3 | GREENCRAFT LLC | 6 | |
| 4 | PSG INST OF TECH & APPLIED RES | 4 | |
| 5 | VEL TECH RANGARAJAN DR SAGUNTHALA R&D INST OF SCI … | 4 | |
| 6 | Nutech Ventures Ltd. | 3 | |
| 7 | Sika Technology AG | 3 | |
| 8 | Wuhan University of Technology | 3 | |
| 9 | Zhenjiang Jinshengyuan Information Technology Co., Ltd. | 3 | |
| 10 | Hanyang University Industry-University Cooperation Foundation | 2 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | Koneru Lakshmaiah Education Foundation | 2 | |
| 12 | Zha Xiaoxiong | 2 | |
| 13 | FUJIAN AGRI & FORESTRY UNIV | 2 | |
| 14 | National Institute of Technology Calicut | 2 | |
| 15 | Zhengzhou University of Aeronautics | 2 | |
| 16 | HANA K CO LTD | 2 | |
| 17 | Lee Ju-young | 2 | |
| 18 | JOSEPH ANETTA ANNU | 2 | |
| 19 | MEESARAGANDA LAKSHMI VARA PRASAD | 2 | |
| 20 | BEIJING UNIV OF CIVIL ENG & ARCHITECTURE | 2 |
LATICRETE’s lead is rooted in C04B ceramics, cement, and refractories, the field’s dominant IPC class, suggesting that incumbent advantage tracks closely with formulation expertise rather than any proprietary process route that would require heavy capital to replicate.
Filing counts for the most recent 18–24 months are understated due to publication lag; apparent activity in 2024–2026 should be interpreted as a floor, not a ceiling. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Strong multi-year growth, C04B dominance, and scattered adjacent branches
Two structural features define this field: a sharp multi-year acceleration in filing activity and an overwhelming concentration of technical claims within a single IPC domain, with a long tail of adjacent branches at very low counts.
Annual filing trend
Filings were minimal from 2017 to 2019, then accelerated through 2020–2023, reaching a peak of 22 patent records in 2023. Counts for 2024–2026 should be read as understated due to publication lag; the underlying pace of activity is likely higher than the recorded figures suggest.
↗ Hover for values · click a bar to ask EurekaTechnology composition
C04B (Ceramics, cement & refractories) accounts for 127 patent records and overwhelmingly dominates the technology mix. All other branches — including B28B (Shaping clay & cement products), E01C (Roads & pavements), B28C (Mortar & concrete mixing), and B09B (Solid waste disposal) — carry five or fewer records each, confirming that geopolymer binder chemistry is the primary innovation focus while downstream applications remain sparsely covered.
↗ Hover for values · click a bar to ask EurekaHighly cited patent families surfaced by the query
Citation-heavy patent families returned by the query. Use this section as citation context, not as a curated list of the most topic-specific patents.
A composition of environmental friendly self-compa…
A COMPOSITION OF SELF-COMPACTING GEOPOLYMER CONCRETE AND METHOD OF PREPARATION THEREOF The present invention relates to a composition of self-compacting geopolymer concrete and method of preparation thereof. The propose invention produces environmental friendly concrete by utilizing industrial wastes as ingredients to get the self-compacting durable… (excerpt from the patent abstract)
Open this patent in Eureka →| # | Patent | Citations |
|---|---|---|
| 1 | 一种基于再生骨料地质聚合物混凝土及其制备方法 | 63 |
| 2 | Eco-friendly geopolymer mortar compound for restor… | 27 |
| 3 | Geopolymeric concrete and manufacturing method for… | 25 |
| 4 | Manufacture method of inorganic foam using geopoly… | 24 |
| 5 | Early strength geopolymer binder material and meth… | 20 |
| 6 | 全废弃物制备的地聚合物基人工备防石及其制备方法 | 16 |
| 7 | Lightweight geopolymer using fly ash highly contai… | 16 |
| 8 | Method for production of high strength concrete us… | 16 |
Ranked by total forward citations. Citation counts favour older and broadly cited patent families, and broad or adjacent patents may appear when they match the search scope. Treat this section as citation context, not as a curated list of the most topic-specific patents. Some patent titles may be shown in their original, non-English language where an accurate translation could not be guaranteed.
What the competitive structure means for R&D investment
The field’s fragmented applicant base and nascent commercial consolidation create both risk and opportunity for new entrants. The following cards read the key structural signals an R&D strategist should weigh.
Growth stage, easing from 2023 peak
The field is in a Growth lifecycle stage: the recent three-year filing window sits 182% above the prior three-year window on a multi-year basis, confirming sustained expansion. Annual volume peaked in 2023 at 22 patent records and has since eased, though publication lag means post-2023 counts are understated. The window for staking foundational positions ahead of consolidation remains open but is narrowing.
Lifecycle: GrowthFragmented: top five hold only 20% of the leading-filer pool
The top five filers account for 20% of the combined total among the hundred largest filers, an unusually low concentration for a maturing field. The leader, LATICRETE INTERNATIONAL INC, holds only 9 patent records. This fragmentation reduces freedom-to-operate risk but also signals that no player has yet established a blocking position, making portfolio-building via targeted prosecution a viable strategy.
Low concentrationSparse co-filing; Wuhan University of Technology most active
Three co-applicant pairs are recorded. Wuhan University of Technology has filed jointly with both Hubei Sanxin Gold Copper Co., Ltd. and Guangdong Changda Road Maintenance Co., Ltd., reflecting a university-industry model common in Chinese applied research. Sika Technology AG and Kobe Steel Ltd. have one joint filing, indicating early cross-sector interest from specialty chemicals and steel. The overall collaboration network is thin, suggesting ecosystem formation is at an early stage.
Early ecosystemIndia leads filings; China and US follow
India accounts for 48 patent records — the leading jurisdiction — driven largely by academic and technical institute applicants. China follows with 32 records, the United States with 17, and South Korea with 14. Europe (EPO) has 8 records and WIPO (PCT) has 4, indicating limited international prosecution activity. R&D teams seeking broad protection should prioritize filing strategies that extend beyond domestic-only India and China filings.
India-led geographyGo beyond the landscape: Eureka’s TRIZ Solution agent breaks down an R&D problem and returns patented concept solutions, each with a technical approach and cited patent & literature evidence.
| Applicant | Collaborator | Co-filings |
|---|---|---|
| Wuhan University of Technology | Hubei Sanxin Gold Copper Co., Ltd. | 1 |
| Wuhan University of Technology | Guangdong Changda Road Maintenance Co., Ltd. | 1 |
| Sika Technology AG | Kobe Steel, Ltd. | 1 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
LATICRETE leads on formulation; challengers are differentiated by route
The Technology emphasis across leaders remains anchored in C04B ceramics and cement sub-classes.
LATICRETE INTERNATIONAL INC
LATICRETE INTERNATIONAL INC holds 9 patent records, the highest count in the corpus. Its portfolio is concentrated in C04B 28 (hydraulic cements and geopolymer binders), C04B 7 (Portland and blended cements), and C04B 14 (inorganic aggregate and filler compositions). Momentum data classifies LATICRETE as a new entrant in the recent filing window, indicating that its leadership position has been built rapidly rather than through long-term accumulation.
9 patent recordsHEUNGKUK IND CO LTD
HEUNGKUK IND CO LTD holds 6 patent records and focuses on C04B 28 (geopolymer binders), C04B 38 (porous or cellular ceramics), and C04B 12 (non-Portland hydraulic cements), indicating a distinct emphasis on lightweight and foam-structure geopolymer products that complements rather than directly overlaps LATICRETE’s formulation-led approach. GREENCRAFT LLC also holds 6 patent records and represents a third competitive force at the same tier.
6 patent records| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| LATICRETE INTERNATIONAL INC | 8 | ▲ new entrant |
| VEL TECH RANGARAJAN DR SAGUNTHALA R&D INST OF SCI … | 2 | ▲ new entrant |
| PSG INST OF TECH & APPLIED RES | 2 | ▲ new entrant |
| Nutech Ventures Ltd. | 2 | ▲ new entrant |
| Wuhan University of Technology | 1 | ▲ new entrant |
| Sika Technology AG | 2 | ▲ new entrant |
Under-served routes adjacent to the core ceramics domain
Outside the dominant C04B class, several IPC branches carry very low patent-record counts relative to the field’s overall activity. These represent under-served adjacent areas that may have technical relevance to geopolymer recycled aggregate applications but have attracted limited dedicated prosecution to date.
E01C · Roads & pavements
With only 5 patent records, road and pavement applications of geopolymer binders incorporating recycled aggregate are sparsely covered despite the material’s established performance credentials as a low-carbon binder for infrastructure. The combination of alkali-activated fly ash or slag with crushed concrete aggregate for sub-base or surface layers has documented technical precedent in academic literature, and India’s and China’s large infrastructure pipelines represent a plausible entry context. An applicant able to link geopolymer mix design to pavement performance specifications could find relatively clear prosecution space here.
Search this in Eureka →B09B · Solid waste disposal
B09B (Solid waste disposal) carries only 3 patent records, making it one of the sparsest branches despite the field’s foundational premise of diverting industrial byproducts — fly ash, slag, recycled concrete fines — from landfill. Waste-encapsulation and immobilization applications of geopolymers (e.g., heavy-metal stabilization in demolition waste) could justify dedicated filings under this class. The sparse count suggests most applicants are claiming the product and not the disposal-system context, leaving the system-level framing open.
Search this in Eureka →How leaders differ by technology sub-class emphasis
Route coverage across the main technology branches in the current evidence set.
| Player | C04B 28 · Ceramics, cement & refractories | C04B 18 · Ceramics, cement & refractories | C04B 111 · Ceramics, cement & refractories | C04B 12 · Ceramics, cement & refractories | C04B 14 · Ceramics, cement & refractories |
|---|---|---|---|---|---|
| LATICRETE INTERNATIONAL INC | Strong · 9 | Absent | Moderate · 2 | Absent | Moderate · 4 |
| PSG Institute of Technology and Applied Research | Strong · 4 | Absent | Strong · 3 | Strong · 3 | Moderate · 2 |
| HEUNGKUK IND CO LTD | Strong · 6 | Absent | Absent | Strong · 4 | Absent |
| Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology | Strong · 4 | Absent | Moderate · 2 | Moderate · 2 | Absent |
| Sika Technology AG | Strong · 3 | Strong · 3 | Absent | Absent | Absent |
| GREENCRAFT LLC | Absent | Strong · 2 | Absent | Strong · 2 | Strong · 2 |
Frequently asked questions
The corpus in scope comprises 111 patent families. Filing activity has grown sharply on a multi-year basis, with the recent three-year window showing 182% growth versus the prior three-year window.
LATICRETE INTERNATIONAL INC leads with 9 patent records, followed by HEUNGKUK IND CO LTD and GREENCRAFT LLC each with 6 patent records. The top five filers account for 20% of the combined total among the hundred largest filers.
India is the leading filing jurisdiction with 48 patent records, followed by China with 32, the United States with 17, and South Korea with 14. Europe (EPO) accounts for 8 records and WIPO (PCT) for 4.
C04B (Ceramics, cement & refractories) dominates with 127 patent records. Adjacent branches such as E01C (Roads & pavements) and B09B (Solid waste disposal) each have 5 or fewer records, indicating sparse dedicated prosecution in downstream application contexts.
The field is in a Growth stage. The recent filing window is 182% above the prior three-year window on a multi-year basis. Annual volume peaked in 2023 at 22 patent records and has since eased, though publication lag means the most recent years are understated.
Collaboration is limited but present. Wuhan University of Technology has joint filings with two industrial partners, and Sika Technology AG has one joint filing with Kobe Steel Ltd. The overall co-applicant network is sparse, suggesting the ecosystem is at an early formation stage.
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Patent data carries inherent limitations: recent filings (typically the most recent 18–24 months) are under-counted due to standard publication lag; counts may be reported at either a patent-family or a patent-record basis and are not always directly comparable; classification, applicant-name, and citation data may contain errors, duplicates, or omissions; and the underlying search query defines and constrains the scope shown. As a result, the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
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