US2962951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile air conditioning system for drive-in theaters
Assignee: Individual
•
Filing: 1954-06-16
•
Granted: 1960-12-06
•
Expires: 1974-06-16
Abstract
No abstract record available.
Inventors
- 👤 Holmes Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:27
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/0025; B60H1/00257
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1838207A
Cited
US1750789A
Cited
US1752372A
Cited
US2091594A
Cited
US2469986A
Cited
US2658439A
Cited
US2660943A
Cited
US2612830A
Cited
US2614478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |