US3057223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking actuator assembly for electrical switches and the like
Assignee: Haydon Switch Inc
•
Filing: 1960-05-03
•
Granted: 1962-10-09
•
Expires: 1980-05-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Theodore Y Korsgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:09
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/02; H01H3/20; G; G05; G05G; G05G5/00; G05G5/06; G05G2700/00; G05G2700/04; G05G2700/08; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20576; Y10T74/20636; Y10T74/2066; Y10T74/20672; Y10T74/2069
Claims Analysis
Total Claims: 0
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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) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |