Inventor · disambiguated record

William R. Birchall

Also filed as: BIRCHALL WILLIAM R

2 granted patents·30 citations·filing 1979–1984

61Inventor score

Technology areasA62D C07C

Files withHOWELL S GARRY1 NAT DISTILLERS CHEM CORP1

Top patents by PatentIndex Score

2 records

0171US4234748AProcess for the hydration of olefins employing slurried catalystNAT DISTILLERS CHEM CORP·Filed 1979·Granted Nov 18, 1980·10 cites·34 claims
0246US4497782AMethod for destroying toxic organic chemical productsHOWELL S GARRY·Filed 1984·Granted Feb 5, 1985·20 cites·15 claims

Join the waitlist — get patent alerts

Get an alert when William R. Birchall 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 →