Patent FR945809A successfully refreshed from Google Patents.
FR945809A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Ballpoint pen enhancements
Assignee: Christian-Eugene Thevenot
•
Filing: 1947-04-17
•
Granted: 1949-05-16
•
Expires: 1967-04-17
Abstract
No abstract record available.
Inventors
- 👤 Christian-Eugene Thevenot
- 👤 Max-Simon Fischer
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 05:42
CPC Classifications
B; B43; B43K; B43K1/00; B43K1/08
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.