Patent US5412291A successfully refreshed from Google Patents.
FR689751A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Electricity accumulator
Assignee: Jean-Marie Large
•
Filing: 1930-02-12
•
Granted: 1930-09-11
•
Expires: 1950-02-12
Abstract
No abstract record available.
Inventors
- 👤 Jean-Marie Large
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 21:43
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/14; Y; Y02; Y02E; Y02E60/00; Y02E60/10
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.