Patent US2709140A successfully refreshed from Google Patents.
US2709140A
Expired / Lapsed
US
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Insulated electrical conductor
Assignee: Olin Corp
•
Filing: 1947-04-23
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Granted: 1955-05-24
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Expires: 1967-04-23
Abstract
No abstract record available.
Inventors
- 👤 John C Michalek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:20
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/442; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31699
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
AN ELECTRICAL CONDUCTOR INSULATED WITH A DIELECTRIC COMPOSITION COMPRISING A POLYMER OF 2,5-DICHLOROSTYRENE.
Claim 2
Dependent Claim
13 words
AN ELECTRICAL CONDUCTOR INSULATED WITH A DIELECTRIC COMPOSITION COMPRISING A POLYMER OF 2,5-DICHLOROSTYRENE.
References Cited (Backward Citations)
US1998309A
Cited
US2019338A
Cited
US2384535A
Cited
GB564828A
Cited
US2406319A
Cited
US2398736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |