US3223671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated electrical conductors and insulation for such conductors
Assignee: Tenneco Chemicals Inc
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Filing: 1961-10-25
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Granted: 1965-12-14
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Expires: 1981-10-25
Abstract
No abstract record available.
Inventors
- 👤 William M Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:15
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/443; H01B3/308
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
44 words
AN INSULATED CONDUCTOR COMPRISING A METALLIC ELECTRICAL CONDUCTOR AND THERMOPLASTIC INSULATION FOR THE CONDUCTOR, THE INSULATION COMPRISING SOLID VINYL CHLORIDE RESIN AND A PLASTICIZER FOR THE RESIN COMPRISING PENTAERYTHRITOL DIVALERATE DIPELARGONATE IN AN AMOUNT OF FROM 25% TO 75% BY WEIGHT OF SAID RESIN.
Claim 2
Dependent Claim
44 words
AN INSULATED CONDUCTOR COMPRISING A METALLIC ELECTRICAL CONDUCTOR AND THERMOPLASTIC INSULATION FOR THE CONDUCTOR, THE INSULATION COMPRISING SOLID VINYL CHLORIDE RESIN AND A PLASTICIZER FOR THE RESIN COMPRISING PENTAERYTHRITOL DIVALERATE DIPELARGONATE IN AN AMOUNT OF FROM 25% TO 75% BY WEIGHT OF SAID RESIN.
Claim 3
Dependent Claim
31 words
THERMOPLASTIC ELECTRICAL INSULATION COMPRISING SOLID VINYL CHLORIDE RESIN AND A PLASTICIZER FOR THE RESIN COMPRISING PENTAERYTHRITOL DIVALERATE DIPELARGONATE IN AN AMOUNT OF FROM 25% TO 75% BY WEIGHT OF SAID RESIN.
Claim 4
Dependent Claim
31 words
THERMOPLASTIC ELECTRICAL INSULATION COMPRISING SOLID VINYL CHLORIDE RESIN AND A PLASTICIZER FOR THE RESIN COMPRISING PENTAERYTHRITOL DIVALERATE DIPELARGONATE IN AN AMOUNT OF FROM 25% TO 75% BY WEIGHT OF SAID RESIN.
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |