Assignee
VACHEY LUCIEN
FR·2 granted patents·2 citations·filing 1982–1989
Technology mixC01G2
Top patents by PatentIndex Score
2 records- 0118US4467856AProcess for obtaining a silver product which is black-colored in its whole mass and silver products thus obtainedVACHEY LUCIEN·Filed 1982·Granted Aug 28, 1984·2 cites·10 claims
- 0214US5067987AMethod of manufacturing a silver alloy which is blackened throughout its bulkVACHEY LUCIEN·Filed 1989·Granted Nov 26, 1991·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when VACHEY LUCIEN files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →