Patent US150888A successfully refreshed from Google Patents.
Patent FR734682A successfully refreshed from Google Patents.
FR734682A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Ball hitch system for trailers
Assignee: Auguste Roman
•
Filing: 1932-04-06
•
Granted: 1932-10-25
•
Expires: 1952-04-06
Abstract
No abstract record available.
Inventors
- 👤 Auguste Roman
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 08:25
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/01; B60D1/06; B60D1/065
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.