US2674028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal lathe tool
Assignee: Individual
•
Filing: 1951-11-10
•
Granted: 1954-04-06
•
Expires: 1971-11-10
Abstract
No abstract record available.
Inventors
- 👤 John J Kontra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:02
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/18; Y; Y10; Y10T; Y10T407/00; Y10T407/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB138141A
Cited
DE339016C
Cited
US1443752A
Cited
US1903077A
Cited
GB442416A
Cited
GB543822A
Cited
US2308569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |