US2305728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool holder for lathes
Assignee: Individual
•
Filing: 1941-08-04
•
Granted: 1942-12-22
•
Expires: 1961-08-04
Abstract
No abstract record available.
Inventors
- 👤 William K Millholland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:39
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; B23Q16/06; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1453; Y10T74/1459; Y10T74/1465; Y10T74/1476; Y10T82/00; Y10T82/25; Y10T82/2585; Y10T82/2587; Y10T82/2591
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) | 1945-12-21 | 1946-06-22 | 1946-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-12-21 | 1950-06-22 | 1950-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-12-21 | 1954-06-22 | 1954-12-22 | $7700.00 | Window Closed / Lapsed |