US2833546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal tool holder
Assignee: Individual
•
Filing: 1956-12-19
•
Granted: 1958-05-06
•
Expires: 1976-12-19
Abstract
No abstract record available.
Inventors
- 👤 Victor C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:32
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/201; B23B31/207; B23B31/2073; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17529; Y10T408/00; Y10T408/36; Y10T408/37; Y10T82/00; Y10T82/25; Y10T82/2585; Y10T82/2587
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2469160A
Cited
US2698754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |