US2800348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lock
Assignee: Individual
•
Filing: 1955-04-29
•
Granted: 1957-07-23
•
Expires: 1975-04-29
Abstract
No abstract record available.
Inventors
- 👤 Vernon A Parsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:43
CPC Classifications
E; E05; E05B; E05B47/00; E05B47/06; E05B47/0607; E05B47/0001; E05B47/0002; E05B65/00; E05B65/0021; E05C; E05C3/00; E05C3/12; E05C3/16; E05C3/22; E05C3/24; E05B15/00; E05B15/0086; E05B47/0003; E05B47/0004; Y; Y10; Y10S; Y10S292/00; Y10S292/36; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1044; Y10T292/1045; Y10T292/1047; Y10T292/1075; Y10T292/1082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |