US2853116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube flaring tool with clamp carrying gauge means for limiting the depth of tool feed
Assignee: Individual
•
Filing: 1953-11-19
•
Granted: 1958-09-23
•
Expires: 1973-11-19
Abstract
No abstract record available.
Inventors
- 👤 Frank R Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:32
CPC Classifications
B; B21; B21D; B21D41/00; B21D41/02; B21D41/021; G; G01; G01B; G01B3/00; G01B3/30; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17008; Y10T408/00; Y10T408/55; Y10T408/563; Y10T408/5633
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |