Alvin E Witt

Inventor

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Work History

Patent OwnerApplications FiledYear
QUEHANNA TILE COMPANY, A CORPORATION OF DELAWARE
1
1984
PRISM ENTERPRISES LLC
1
1
1
1
1992
1993
1996
1998
PERMAGRAIN PRODUCTS, INC.
1
1
1
1
1978
1981
1982
2001

Inventor Addresses

AddressDuration
413 Cranberry Dr., West Chester, PA 19382Nov 16, 99 - Nov 16, 99
Media, PAMar 17, 81 - Feb 04, 86
West Chester, PADec 21, 93 - Dec 13, 01

Technology Profile

Technology # of Patents
B05D: PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 1
B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 6
C08F: MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
2001/0051,2292001Abrasion resistant urethane coatings9
6,228,4332001Abrasion resistant urethane coatings42
5,985,3971999Coated synthetic resin board tiles45
5,976,6891999Coated synthetic resin board tiles4
5,437,9341995Coated cement board tiles37

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