FR739501A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Safety razor blade enhancements
Assignee: KIRBY SA
•
Filing: 1932-07-05
•
Granted: 1933-01-13
•
Expires: 1952-07-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 18:00
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/54; B26B21/56
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.