US2918291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toolholder adapter
Assignee: Individual
•
Filing: 1958-07-23
•
Granted: 1959-12-22
•
Expires: 1978-07-23
Abstract
No abstract record available.
Inventors
- 👤 Plantas Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:34
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/113; Y; Y10; Y10S; Y10S279/00; Y10S279/904; Y10S279/905; Y10T; Y10T279/00; Y10T279/17; Y10T279/17957; Y10T279/34; Y10T279/3406; Y10T279/3418; Y10T82/00; Y10T82/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |