US3090900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatically reversible motor for domestic appliance
Assignee: Motors Liquidation Co
•
Filing: 1960-01-14
•
Granted: 1963-05-21
•
Expires: 1980-01-14
Abstract
No abstract record available.
Inventors
- 👤 James A Porter
- 👤 Leonard A Staskelunas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:17
CPC Classifications
H; H02; H02P; H02P1/00; H02P1/16; H02P1/42; E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2141056A
Cited
US2539857A
Cited
US2678775A
Cited
US2701855A
Cited
US2762004A
Cited
US2881378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |