US1457863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device to control the temperature of storage batteries in automobiles
Assignee: Individual
•
Filing: 1920-11-04
•
Granted: 1923-06-05
•
Expires: 1940-11-04
Abstract
No abstract record available.
Inventors
- 👤 William A Strawmyer
- 👤 Beaman Vane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:02
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/14; H02J7/60; H02J7/65
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) | 1926-06-04 | 1926-12-04 | 1927-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-06-04 | 1930-12-04 | 1931-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-06-04 | 1934-12-04 | 1935-06-05 | $7700.00 | Window Closed / Lapsed |