Assignee
VFT VERKAUFSGES TEER
DE·6 granted patents·32 citations·filing 1976–1987
Top patents by PatentIndex Score
6 records- 0160US4402895AProcess for the production of carburizing agents and productsVFT VERKAUFSGES TEER·Filed 1981·Granted Sep 6, 1983·10 cites·9 claims
- 0244US4744321AShip for the liquid transportation of high melting aromatic hydrocarbonsVFT VERKAUFSGES TEER·Filed 1987·Granted May 17, 1988·12 cites·12 claims
- 0341US4718943AWood preserving impregnating oil and use thereofVFT VERKAUFSGES TEER·Filed 1986·Granted Jan 12, 1988·4 cites·6 claims
- 0432US4031189AProcess for preparing composition containing carbon and low sulfur, nitrogen and ash contentVFT VERKAUFSGES TEER·Filed 1976·Granted Jun 21, 1977·3 cites·28 claims
- 0523US4209323AProcess for the production of a product with high carbon content from waste sootVFT VERKAUFSGES TEER·Filed 1978·Granted Jun 24, 1980·2 cites·13 claims
- 0623US4065296AProcess for preparing composition containing carbon and low sulfur, nitrogen and ash contentVFT VERKAUFSGES TEER·Filed 1976·Granted Dec 27, 1977·1 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →