US2827687A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Motors Liquidation Co
•
Filing: 1953-09-25
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Granted: 1958-03-25
•
Expires: 1973-09-25
Abstract
No abstract record available.
Inventors
- 👤 Henry L Avery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:27
CPC Classifications
B; B23; B23D; B23D43/00; B23D43/02; Y; Y10; Y10T; Y10T407/00; Y10T407/16; Y10T407/1628; Y10T407/1671
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1443058A
Cited
US1425122A
Cited
GB548583A
Cited
US2331499A
Cited
US2641822A
Cited
US2517358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |