Patent US1721276A successfully refreshed from Google Patents.
US1721276A
Expired / Lapsed
US
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Die-shearing press
Assignee: PRODUCTS MACHINE Co
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Filing: 1927-09-26
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Granted: 1929-07-16
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Expires: 1947-09-26
Abstract
No abstract record available.
Inventors
- 👤 Newman M Marsilius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:34
CPC Classifications
B; B21; B21D; B21D22/00; B21D22/02; B21D22/06; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8726; Y10T83/8821; Y10T83/8827; Y10T83/8841; Y10T83/8844
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) | 1932-07-15 | 1933-01-14 | 1933-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-07-15 | 1937-01-14 | 1937-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-07-15 | 1941-01-14 | 1941-07-16 | $7700.00 | Window Closed / Lapsed |