US2801312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical apparatus
Assignee: Motors Liquidation Co
•
Filing: 1953-06-12
•
Granted: 1957-07-30
•
Expires: 1973-06-12
Abstract
No abstract record available.
Inventors
- 👤 Harry F Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:08
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/40
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) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |