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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for producing shaped articles
- Patent number 5,919,493
- Issue date Jul 6, 1999
- Ushers, Inc.
- Michael Q. Sheppard
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Shares for catalyst carrier elements, and catalyst apparatuses empl...
- Patent number 5,674,802
- Issue date Oct 7, 1997
- Ushers, Inc.
- Michael Q. Sheppard
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Aggregates and materials employing same
- Patent number 5,433,777
- Issue date Jul 18, 1995
- Ushers, Inc.
- Michael Q. Sheppard
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Carrier catalyst for the preparation of vinyl acetate from ethylene...
- Patent number 4,370,261
- Issue date Jan 25, 1983
- Hoechst Aktiengesellschaft
- Friedrich Wunder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of vinyl acetate from ethylene, acetic acid and oxygen...
- Patent number 4,370,492
- Issue date Jan 25, 1983
- Hoechst Aktiengesellschaft
- Friedrich Wunder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3293174
- Patent number 3,293,174
- Issue date Dec 20, 1966
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
1480463
- Patent number 1,480,463
- Issue date Jan 8, 1924
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL