Assignee
PROGRESSIVE RESEARCH PRODUCTS
2 granted patents·8 citations·filing 1977–1977
Top patents by PatentIndex Score
2 records- 0128US4131543AMethod of absorbing liquids using a preparation of expanded silicate-based aggregatesPROGRESSIVE RESEARCH PRODUCTS·Filed 1977·Granted Dec 26, 1978·7 cites·5 claims
- 0217US4081392AInsulation block and method of making samePROGRESSIVE RESEARCH PRODUCTS·Filed 1977·Granted Mar 28, 1978·1 cites·2 claims
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