US2740473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable sheath cutting apparatus
Assignee: AT&T Inc
•
Filing: 1951-10-09
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Granted: 1956-04-03
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Expires: 1971-10-09
Abstract
No abstract record available.
Inventors
- 👤 Waldemar C Ewaldson
- 👤 Cecil A Hallam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:08
CPC Classifications
H; H01; H01B; H01B15/00; H01B15/005; H01B15/006; B; B21; B21F; B21F13/00; H01B7/00; H01B7/36; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/82; Y10; Y10T; Y10T83/00; Y10T83/727; Y10T83/739; Y10T83/744; Y10T83/745; Y10T83/768; Y10T83/7684; Y10T83/7722; Y10T83/7726
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE111218C
Cited
US76947A
Cited
US1656755A
Cited
US1675247A
Cited
US1854131A
Cited
US2413192A
Cited
US2559387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |