US1721905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for cutting belts and rings from tubular stock
Assignee: BLACK ROCK MANUFACTURING Co
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Filing: 1926-09-09
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Granted: 1929-07-23
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Expires: 1946-09-09
Abstract
No abstract record available.
Inventors
- 👤 Guy L Hammond
- 👤 Jr Lester Hubert Messinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:05
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/16; B26D3/162; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16426; Y10T82/16591; Y10T82/16655; Y10T82/16771; Y10T82/16951
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) | 1932-07-22 | 1933-01-21 | 1933-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-07-22 | 1937-01-21 | 1937-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-07-22 | 1941-01-21 | 1941-07-23 | $7700.00 | Window Closed / Lapsed |