US2620520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator door or lid
Assignee: REVCO Inc
•
Filing: 1948-10-27
•
Granted: 1952-12-09
•
Expires: 1968-10-27
Abstract
No abstract record available.
Inventors
- 👤 Clare H Kafer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:21
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2264536A
Cited
US2339566A
Cited
US2379193A
Cited
US2347090A
Cited
US2432563A
Cited
US2551369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |