US2992542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice formation control for air conditioning systems
Assignee: Garrett Corp
•
Filing: 1956-10-23
•
Granted: 1961-07-18
•
Expires: 1976-10-23
Abstract
No abstract record available.
Inventors
- 👤 Robert A Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:27
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/06; F; F25; F25D; F25D21/00; F25D21/02; B64D2013/0603; B64D2013/0666
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2207921A
Cited
US2454946A
Cited
US2484850A
Cited
US2485522A
Cited
US2505201A
Cited
US2628481A
Cited
US2618125A
Cited
US2566617A
Cited
US2622406A
Cited
US2697917A
Cited
US2767725A
Cited
US2781770A
Cited
FR1111141A
Cited
US2829505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |