US2108779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple machine tool
Assignee: National Automatic Tool Co Inc
•
Filing: 1933-08-15
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Granted: 1938-02-15
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Expires: 1953-08-15
Abstract
No abstract record available.
Inventors
- 👤 Robert A Schafer
- 👤 Charles H Muhl
- 👤 Earl E Opel
- 👤 John B Beissman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:19
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/14; B23Q7/1426; B23Q7/1478; B23Q7/1484; Y; Y10; Y10T; Y10T408/00; Y10T408/13; Y10T408/14; Y10T408/16; Y10T408/17; Y10T408/173; Y10T408/52; Y10T408/54; Y10T408/65; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305264; Y10T409/305544; Y10T409/3056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-02-14 | 1941-08-16 | 1942-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-14 | 1945-08-16 | 1946-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-14 | 1949-08-16 | 1950-02-15 | $7700.00 | Window Closed / Lapsed |