Patent US2017865A successfully refreshed from Google Patents.
US2017865A
Expired / Lapsed
US
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Machine tool
Assignee: Ingersoll Milling Machine Co
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Filing: 1933-04-29
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Granted: 1935-10-22
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Expires: 1953-04-29
Abstract
No abstract record available.
Inventors
- 👤 Everette K Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:45
CPC Classifications
B; B21; B21D; B21D22/00; Y; Y10; Y10S; Y10S409/00; Y10S409/903; Y10T; Y10T29/00; Y10T29/51; Y10T29/5196
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) | 1938-10-21 | 1939-04-22 | 1939-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-21 | 1943-04-22 | 1943-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-21 | 1947-04-22 | 1947-10-22 | $7700.00 | Window Closed / Lapsed |