US3059498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-dead-centering mechanism
Assignee: Individual
•
Filing: 1961-10-05
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Granted: 1962-10-23
•
Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 William Hunter A Boyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:03
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/06; F; F42; F42C; F42C19/00; F42C19/06; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636
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) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |