Patent US2958553A successfully refreshed from Google Patents.
US2958553A
Expired / Lapsed
US
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Cylindrical locks
Assignee: Individual
•
Filing: 1956-01-19
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Granted: 1960-11-01
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Expires: 1976-01-19
Abstract
No abstract record available.
Inventors
- 👤 Phillips John Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:12
CPC Classifications
E; E05; E05B; E05B55/00; E05B55/005; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/098; Y10T292/0982; Y10T292/0985; Y10T292/0989; Y10T292/099; Y10T292/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1876885A
Cited
US2076125A
Cited
US2538688A
Cited
US2650122A
Cited
US2726891A
Cited
US2795948A
Cited
US2730391A
Cited
US2711920A
Cited
US2742310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |