US2777336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Index mechanism
Assignee: Individual
•
Filing: 1952-10-17
•
Granted: 1957-01-15
•
Expires: 1972-10-17
Abstract
No abstract record available.
Inventors
- 👤 Erick O Schonstedt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:37
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/02; H01H19/10; H01H19/11; G; G05; G05G; G05G7/00; G05G7/02; G05G2700/00; G05G2700/12; G05G2700/18; 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) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |