Inventor · disambiguated record
John A. Fetchin
Also filed as: FETCHIN JOHN A · FETCHIN JOHN ALLAN
5 granted patents·62 citations·filing 1972–1982
79Inventor score
Top patents by PatentIndex Score
5 records- 0174US4409131APreparation of CoMo and NiMo catalyst using cobalt or nickel complexes that are stable in basic solutionMAINE·Filed 1982·Granted Oct 11, 1983·31 cites·9 claims
- 0266US4048226ACopper catalyst for hydration of nitriles to amidesAMERICAN CYANAMID CO·Filed 1972·Granted Sep 13, 1977·17 cites·2 claims
- 0345US3944609ACatalyst preparation methodAMERICAN CYANAMID CO·Filed 1975·Granted Mar 16, 1976·8 cites·4 claims
- 0431US4178310ACatalyst for hydration of nitrilesAMERICAN CYANAMID CO·Filed 1976·Granted Dec 11, 1979·5 cites·4 claims
- 0527US4163735ACatalyst preparation methodAMERICAN CYANAMID CO·Filed 1977·Granted Aug 7, 1979·1 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when John A. Fetchin files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →