US838675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal-cutting machine.
Assignee: SR Dresser Manufacturing Co
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Filing: 1906-01-30
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Granted: 1906-12-18
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Expires: 1926-01-30
Abstract
No abstract record available.
Inventors
- 👤 George Henry White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:26
CPC Classifications
B; B23; B23D; B23D33/00; B23D33/10; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2209; Y10T83/2216; Y10T83/748; Y10T83/7593; Y10T83/7633; Y10T83/869; Y10T83/8773; Y10T83/8798; Y10T83/8804; Y10T83/8805; Y10T83/8817
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) | 1909-12-17 | 1910-06-18 | 1910-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-12-17 | 1914-06-18 | 1914-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-12-17 | 1918-06-18 | 1918-12-18 | $7700.00 | Window Closed / Lapsed |