US2687572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pole-insulated wire cutter
Assignee: DTE Energy Co
•
Filing: 1951-05-07
•
Granted: 1954-08-31
•
Expires: 1971-05-07
Abstract
No abstract record available.
Inventors
- 👤 George A Matthews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:11
CPC Classifications
H; H02; H02G; H02G1/00; H02G1/005; Y; Y10; Y10S; Y10S30/00; Y10S30/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US598778A
Cited
US2008362A
Cited
US2017329A
Cited
US2042934A
Cited
US2454528A
Cited
US2460113A
Cited
US2530434A
Cited
US2494287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-30 | 1958-03-01 | 1958-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-30 | 1962-03-01 | 1962-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-30 | 1966-03-01 | 1966-08-31 | $7700.00 | Window Closed / Lapsed |