US874448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making gear-wheels.
Assignee: JOHN R KEIM MILLS Inc
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Filing: —
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Granted: 1907-12-24
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Expires: 1924-12-24
Abstract
No abstract record available.
Inventors
- 👤 William H Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:42
CPC Classifications
B; B21; B21J; B21J13/00; B21J13/02; B21J13/025; B21K; B21K1/00; B21K1/28; B21K1/30; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/49476
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) | 1910-12-23 | 1911-06-24 | 1911-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-12-23 | 1915-06-24 | 1915-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-12-23 | 1919-06-24 | 1919-12-24 | $7700.00 | Window Closed / Lapsed |