US3146853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boom extension
Assignee: Ohio Brass Co
•
Filing: 1961-12-29
•
Granted: 1964-09-01
•
Expires: 1981-12-29
Abstract
No abstract record available.
Inventors
- 👤 George H Eckels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:17
CPC Classifications
B; B66; B66F; B66F11/00; B66F11/04; B66F11/044
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
IN APPARATUS FOR WORKING AN ENERGIZED LINE CONDUCTOR WHICH IS SUPPORTED ABOVE THE EARTH IN SPACED RELATION THERETO, A BOOM HAVING AN INSULATED END WITH A SUPPORT SHAFT MOUNTED THEREON, A SUPPORT PLATE SECURED TO THE BOOM END, A HUB ROTATABLY MOUNTED UPON THE SUPPORT SHAFT, THE SUPPORT PLATE BEING DISPOSED ARCUATELY WITH REMOVABLE MEANS FOR FIXING THE ANGULAR RELATION OF THE HUB TO THE SUPPORT PLATE, A SUPPORT SLEEVE SECURED TO THE HUB AND AN INSULATED ROD RECEIVED IN SAID SLEEVE.
References Cited (Backward Citations)
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Cited
US1299018A
Cited
GB223194A
Cited
US1974966A
Cited
US2246630A
Cited
US3014679A
Cited
US3043546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |