Patent US981624A successfully refreshed from Google Patents.
US981624A
Expired / Lapsed
US
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Thread-forming apparatus.
Assignee: Individual
•
Filing: 1910-07-13
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Granted: 1911-01-17
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Expires: 1930-07-13
Abstract
No abstract record available.
Inventors
- 👤 Dominick Dreier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:38
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/2615; Y; Y10; Y10T; Y10T408/00; Y10T408/89; Y10T408/905
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) | 1914-01-16 | 1914-07-18 | 1915-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-01-16 | 1918-07-18 | 1919-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-01-16 | 1922-07-18 | 1923-01-17 | $7700.00 | Window Closed / Lapsed |