Patent US3476424A successfully refreshed from Google Patents.
US3476424A
Expired / Lapsed
US
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Appliance latch
Assignee: Amerock Corp
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Filing: 1967-03-10
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Granted: 1969-11-04
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Expires: 1987-03-10
Abstract
No abstract record available.
Inventors
- 👤 Karl H Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:43
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/02; F24C15/022; Y; Y10; Y10S; Y10S292/00; Y10S292/69; Y10T; Y10T292/00; Y10T292/08; Y10T292/0886; Y10T292/0887; Y10T292/089; Y10T292/0911; Y10T292/0913; Y10T292/0914; Y10T292/0917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2701157A
Cited
US2961262A
Cited
US3189375A
Cited
US3325200A
Cited
US3409320A
Cited
US3410591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |