Patent US1968522A successfully refreshed from Google Patents.
US1968522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile heater and motor cooler
Assignee: Sears Roebuck and Co
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Filing: 1933-03-06
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Granted: 1934-07-31
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Expires: 1953-03-06
Abstract
No abstract record available.
Inventors
- 👤 Jaffe Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:24
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/02; B60H1/04; B60H1/06; Y; Y10; Y10S; Y10S165/00; Y10S165/228; Y10S165/302; Y10S165/314; Y10S165/315
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) | 1937-07-30 | 1938-01-29 | 1938-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-07-30 | 1942-01-29 | 1942-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-07-30 | 1946-01-29 | 1946-07-31 | $7700.00 | Window Closed / Lapsed |