Assignee
NIPKI TZVETNA METALURGIA
3 granted patents·25 citations·filing 1975–1976
Top patents by PatentIndex Score
3 records- 0166US4078040AMethod of employing elemental zinc for the purification of aqueous solutions of metallic saltsNIPKI TZVETNA METALURGIA·Filed 1976·Granted Mar 7, 1978·18 cites·2 claims
- 0232US4024035AMethod for electric extraction of non-ferrous metals from their solutionsNIPKI TZVETNA METALURGIA·Filed 1975·Granted May 17, 1977·6 cites·2 claims
- 0319US4105527AElectric system for electric extraction of non-ferrous metals from their solutionsNIPKI TZVETNA METALURGIA·Filed 1976·Granted Aug 8, 1978·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when NIPKI TZVETNA METALURGIA 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 →