US2964298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning system
Assignee: Individual
•
Filing: 1958-03-25
•
Granted: 1960-12-13
•
Expires: 1978-03-25
Abstract
No abstract record available.
Inventors
- 👤 Harold A Mcintosh
- 👤 Stockton James Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:40
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411; F24F3/1423; F24F2003/1458; F24F2003/1464; F24F2203/00; F24F2203/10; F24F2203/1016; F24F2203/1032; F24F2203/104; F24F2203/1052; F24F2203/1056; F24F2203/1064; F24F2203/1072; F24F2203/1076; F24F2203/1084; F24F2203/12; Y; Y10; Y10S; Y10S165/00; Y10S165/009; Y10S165/013; Y10S165/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2563415A
Cited
US1697591A
Cited
US2216986A
Cited
US2302469A
Cited
US2535351A
Cited
US2700537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |