US3014192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mercury slip ring assembly
Assignee: Individual
•
Filing: 1958-12-26
•
Granted: 1961-12-19
•
Expires: 1978-12-26
Abstract
No abstract record available.
Inventors
- 👤 Donald J Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:40
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/64; H01R39/646; G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/043; G10H1/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US263829A
Cited
US1170388A
Cited
US1667660A
Cited
US2424545A
Cited
US2715713A
Cited
US2719279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |