US2600349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die holder cap
Assignee: Greenfield Tap & Die Corp
•
Filing: 1950-03-04
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Granted: 1952-06-10
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Expires: 1970-03-04
Abstract
No abstract record available.
Inventors
- 👤 Watson John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:20
CPC Classifications
B; B23; B23G; B23G5/00; B23G5/08; B23G5/10; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17291; Y10T279/17299; Y10T279/17411; Y10T279/17487; Y10T279/17504; Y10T279/17512; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8583; Y10T408/85843; Y10T408/8588; Y10T408/85892; Y10T408/85894
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1945906A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |