US1697823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for finishing gear teeth
Assignee: Lees Bradner Co
•
Filing: 1927-01-10
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Granted: 1929-01-01
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Expires: 1947-01-10
Abstract
No abstract record available.
Inventors
- 👤 Charles H Schurr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:32
CPC Classifications
B; B21; B21H; B21H5/00; B21H5/02; B21H5/022; B23; B23F; B23F19/00; B23F19/02; B23F19/04; B23F23/00; B23F23/08; B23F23/085; B23F23/12; B23F23/1237; B23F23/1281
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) | 1932-01-01 | 1932-07-02 | 1933-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-01 | 1936-07-02 | 1937-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-01 | 1940-07-02 | 1941-01-01 | $7700.00 | Window Closed / Lapsed |