US2574244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator door latch
Assignee: Individual
•
Filing: 1948-03-17
•
Granted: 1951-11-06
•
Expires: 1968-03-17
Abstract
No abstract record available.
Inventors
- 👤 Colonna Angelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:51
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/0042; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0974; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5394; Y10T70/5491; Y10T70/5611; Y10T70/5757; Y10T70/5765; Y10T70/577; Y10T70/5774
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US775593A
Cited
US1256992A
Cited
US2156513A
Cited
US2317700A
Cited
US2423937A
Cited
US2397671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |