Patent US1333390A successfully refreshed from Google Patents.
US3535952A
Expired / Lapsed
US
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Controlled toggle mechanisms
Assignee: Individual
•
Filing: 1968-08-26
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Granted: 1970-10-27
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Expires: 1988-08-26
Abstract
No abstract record available.
Inventors
- 👤 George C Devol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:09
CPC Classifications
B; B25; B25J; B25J9/00; B25J9/16; B25J18/00; B25J18/02; B25J9/02; B25J9/04; B25J9/045; B25J9/10; B25J9/1005; B25J9/101; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20588
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) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |