US3330593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure counterbalance
Assignee: Motors Liquidation Co
•
Filing: 1966-03-23
•
Granted: 1967-07-11
•
Expires: 1986-03-23
Abstract
No abstract record available.
Inventors
- 👤 Pollak Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:52
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1292; E05D; E05D5/00; E05D5/02; E05D5/06; E05D5/062; E05D2005/067; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/548
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2253161A
Cited
US2535600A
Cited
US2594643A
Cited
US2747923A
Cited
US2748855A
Cited
US3031180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |