US2469648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control for refrigerators
Assignee: VICTOR D PAYNE JR
•
Filing: 1948-05-18
•
Granted: 1949-05-10
•
Expires: 1968-05-18
Abstract
No abstract record available.
Inventors
- 👤 Samuel G House
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:41
CPC Classifications
B; B61; B61D; B61D27/00; B61D27/0072; B61D27/0081; B60; B60H; B60H1/00; B60H1/32; B60H1/3204; B60H1/3222
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2061599A
Cited
US2353347A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-09 | 1952-11-08 | 1953-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-09 | 1956-11-08 | 1957-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-09 | 1960-11-08 | 1961-05-10 | $7700.00 | Window Closed / Lapsed |