Patent US2904988A successfully refreshed from Google Patents.
US2904988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power door locking system
Assignee: Individual
•
Filing: 1955-08-08
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Granted: 1959-09-22
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Expires: 1975-08-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Gaida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:46
CPC Classifications
E; E05; E05B; E05B81/00; E05B81/02; E05B81/04; E05B81/06; E05B77/00; E05B77/46; E05B77/48; E05B81/12; E05B81/16; Y; Y10; Y10T; Y10T292/00; Y10T292/306; Y10T292/308; Y10T70/00; Y10T70/60; Y10T70/625; Y10T70/65
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |