US2032572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioner for vehicles
Assignee: ELLEN S BATES AND FRANK BATES
•
Filing: 1934-10-19
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Granted: 1936-03-03
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Expires: 1954-10-19
Abstract
No abstract record available.
Inventors
- 👤 James E Hammers
- 👤 Burt F Hammers
- 👤 Ezra C Buehler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:41
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00357; B60H1/00371; B60H1/00007; B60H1/00207; B60H2001/00235; Y; Y10; Y10S; Y10S200/00; Y10S200/30; Y10S200/31; Y10S62/00; Y10S62/16
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) | 1939-03-03 | 1939-09-02 | 1940-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-03 | 1943-09-02 | 1944-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-03 | 1947-09-02 | 1948-03-03 | $7700.00 | Window Closed / Lapsed |