US1037799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Releasing mechanism for boring-tools
Assignee: Individual
•
Filing: 1909-12-17
•
Granted: 1912-09-03
•
Expires: 1929-12-17
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Schaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:47
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/12; B23B51/123; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17957; Y10T279/17965; Y10T279/34; Y10T279/3481
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1915-09-03 | 1916-03-04 | 1916-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-09-03 | 1920-03-04 | 1920-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-09-03 | 1924-03-04 | 1924-09-03 | $7700.00 | Window Closed / Lapsed |