Patent US2007475A successfully refreshed from Google Patents.
FR645447A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Endless chain drive improvements of bicycles and the like
Assignee: Etienne Lantier
•
Filing: 1927-12-09
•
Granted: 1928-10-25
•
Expires: 1947-12-09
Abstract
No abstract record available.
Inventors
- 👤 Etienne Lantier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 16:00
CPC Classifications
B; B62; B62M; B62M9/00; B62M9/04; B62M9/06; B62M9/08; B62M2009/002
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.