US3391243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Enclosed electric power transmission conductor
Assignee: Westinghouse Electric Corp
•
Filing: 1965-07-26
•
Granted: 1968-07-02
•
Expires: 1985-07-26
Abstract
No abstract record available.
Inventors
- 👤 Daniel L Whitehead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:27
CPC Classifications
H; H02; H02B; H02B7/00; H02B7/01; H01; H01B; H01B11/00; H01B11/18; H01B11/1873; H01B9/00; H01B9/06; H01B9/0644; H01B9/0666; H01B9/0672; H02B5/00; H02G; H02G5/00; H02G5/06; H02G5/063; H02G5/066; H02G5/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US409181A
Cited
USRE20244E
Cited
US1795939A
Cited
US2000679A
Cited
GB397081A
Cited
US2082860A
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US2044580A
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US2067967A
Cited
DE934898C
Cited
US2274031A
Cited
US2173717A
Cited
FR856241A
Cited
DE955792C
Cited
US2351520A
Cited
US2347912A
Cited
US2355111A
Cited
DE835465C
Cited
US2795397A
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FR1136621A
Cited
US2927953A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |