US2991892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feed means for machine tools
Assignee: New Britain Machine Co
•
Filing: 1955-08-10
•
Granted: 1961-07-11
•
Expires: 1975-08-10
Abstract
No abstract record available.
Inventors
- 👤 Haas Max De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:39
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/04; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2514
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1512430A
Cited
US583426A
Cited
US1541118A
Cited
US1841988A
Cited
US1993754A
Cited
US1933226A
Cited
US2305868A
Cited
US2542357A
Cited
US2554699A
Cited
US2591285A
Cited
US2713283A
Cited
US2584466A
Cited
US2737073A
Cited
US2576341A
Cited
US2690691A
Cited
US2692693A
Cited
US2653502A
Cited
US2749811A
Cited
US2714324A
Cited
US2739717A
Cited
US2802586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |