US3012122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reducing arcing in sealed electrical controls and articles produced thereby
Assignee: MECHANICAL IND PRODUCTION COMP
•
Filing: 1959-08-18
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Granted: 1961-12-05
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Expires: 1979-08-18
Abstract
No abstract record available.
Inventors
- 👤 James L Clelland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:14
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/64; H01H1/66; H01H37/00; H01H37/02; H01H37/64; H01H37/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1819198A
Cited
US1862317A
Cited
US2497397A
Cited
US2757262A
Cited
US2773962A
Cited
US2925599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |