US3360601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wooden poles with electrically isolated sections and a central opening for the introduction of a preservative
Assignee: Associated Chemists Inc
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Filing: 1965-02-23
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Granted: 1967-12-26
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Expires: 1985-02-23
Abstract
No abstract record available.
Inventors
- 👤 Richard L Rosenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:57
CPC Classifications
H; H02; H02G; H02G7/00; H02G7/20; E; E04; E04H; E04H12/00; E04H12/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN ELONGATE, GENERALLY ROUND WOOD POLE, SAID POLE HAVING AN AXIAL OPENING THEREIN EXTENDING THE LENGTH THEREOF, SAID POLE HAVING THEREIN AT LEAST TWO LAYERS OF ELECTRICAL INSULATING MATERIAL HAVING A CONDUCTIVITY LESS THAN THAT OF WOOD, EACH EXTENDING FROM SAID CENTER OPENING TO THE SURFACE OF SAID POLE AND FOR THE LENGTH OF SAID POLE.
Claim 2
Dependent Claim
56 words
AN ELONGATE, GENERALLY ROUND WOOD POLE, SAID POLE HAVING AN AXIAL OPENING THEREIN EXTENDING THE LENGTH THEREOF, SAID POLE HAVING THEREIN AT LEAST TWO LAYERS OF ELECTRICAL INSULATING MATERIAL HAVING A CONDUCTIVITY LESS THAN THAT OF WOOD, EACH EXTENDING FROM SAID CENTER OPENING TO THE SURFACE OF SAID POLE AND FOR THE LENGTH OF SAID POLE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |