US1439430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weatherproof battery case
Assignee: Individual
•
Filing: 1921-02-12
•
Granted: 1922-12-19
•
Expires: 1941-02-12
Abstract
No abstract record available.
Inventors
- 👤 Anker S Lyhne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:13
CPC Classifications
B; B62; B62J; B62J11/00; B62J43/00; B62J43/20; B62J43/30; H; H01; H01M; H01M50/00; H01M50/20; H01M50/202; H01M50/204; H01M50/207; H01M50/213; H01M50/233; H01M50/24; H01M50/271; H01M50/296; H01M50/218; H01M50/22; H01M50/222; H01M50/224; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1925-12-18 | 1926-06-19 | 1926-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-12-18 | 1930-06-19 | 1930-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-12-18 | 1934-06-19 | 1934-12-19 | $7700.00 | Window Closed / Lapsed |