US2841636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric insulator and method of making same
Assignee: Glastic Corp
•
Filing: 1953-09-24
•
Granted: 1958-07-01
•
Expires: 1973-09-24
Abstract
No abstract record available.
Inventors
- 👤 Roger B White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:29
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
AN ELECTRICAL INSULATOR COMPRISING A HOLLOW SLEEVE HAVING THE SIDE WALLS THEREOF MADE UP OF A PLURALITY OF GLASS FIBERS RUNNING PERIPHERALLY OF THE SLEEVE AND A HARDENED THERMOSETTING RESINOUS MATERIAL THOROUGHLY IMPREGNATING SAID FIBERS AND MEANS FOR MAKING A MECHANICAL CONNECTION TO SAID INSULATOR, SAID MEANS CONSTITUTING
Claim 2
Dependent Claim
48 words
AN ELECTRICAL INSULATOR COMPRISING A HOLLOW SLEEVE HAVING THE SIDE WALLS THEREOF MADE UP OF A PLURALITY OF GLASS FIBERS RUNNING PERIPHERALLY OF THE SLEEVE AND A HARDENED THERMOSETTING RESINOUS MATERIAL THOROUGHLY IMPREGNATING SAID FIBERS AND MEANS FOR MAKING A MECHANICAL CONNECTION TO SAID INSULATOR, SAID MEANS CONSTITUTING
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US2441309A
Cited
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Cited
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |