Description
Class C04B : LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS
Subclass 7/06: Hydraulic cements Portland cement using alkaline raw materials
C04B 7/06
Sub-Class
Stats
- 8 US PATENTS IN FORCE
- 3 US APPLICATIONS PENDING
- 6 Total Patent Owners
- 39 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12252442 | Reaction schemes involving acids and bases; reactors comprising spatially varying chemical composition gradients; and associated systems and methods | Dec 22, 23 | Mar 18, 25 | Massachusetts Institute of Technology |
| 12252795 | Chemical reaction devices involving acid and/or base, and related systems and methods | Dec 22, 23 | Mar 18, 25 | Massachusetts Institute of Technology |
| 10981828 | High strength class C fly ash cementitious compositions with controllable setting | Aug 20, 19 | Apr 20, 21 | The Catholic University of America |
| 8950928 | Quick-setting admixture and spraying method using it | Nov 07, 07 | Feb 10, 15 | DENKI KAGAKU KOGYO KABUSHIKI KAISHA, Danki Kagaku Kogyo Kabushiki Kaisha, |
| 8157911 | High performance concrete with a quick resistance development lacking added materials with latent hydraulic activity | May 19, 06 | Apr 17, 12 | ITALCEMENTI S.P.A. |
| 6451105 | Cementitious composition with limestone accelerator | Nov 17, 00 | Sep 17, 02 | U.S. CONCRETE, INC. |
| 5374310 | Hydrolyzed chlorosilicon by-product addition to cement | Sep 29, 92 | Dec 20, 94 | DOW CORNING CORPORATION |
| 5372640 | Tectoaluminosilicate cement and a process for its manufacture | Jun 09, 92 | Dec 13, 94 | “Holderbank” Financiere Glarus AG |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0100,927 | REACTION SCHEMES INVOLVING ACIDS AND BASES; REACTORS COMPRISING SPATIALLY VARYING CHEMICAL COMPOSITION GRADIENTS; AND ASSOCIATED SYSTEMS AND METHODS | Dec 06, 24 | Mar 27, 25 | Massachusetts Institute of Technology |
| 2024/0133,054 | CHEMICAL REACTION DEVICES INVOLVING ACID AND/OR BASE, AND RELATED SYSTEMS AND METHODS | Dec 22, 23 | Apr 25, 24 | Massachusetts Institute of Technology |
| 2022/0145,477 | CHEMICAL REACTION DEVICES INVOLVING ACID AND/OR BASE, AND RELATED SYSTEMS AND METHODS | Mar 13, 20 | May 12, 22 | Massachusetts Institute of Technology |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 30 Months (last 2 years Issuances)
- 30 Months (last 5 years Issuances)