Patent US4440526A successfully refreshed from Google Patents.
US2992292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicia-bearing silicone rubber insulated cable
Assignee: North American Aviation Corp
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Filing: 1957-03-28
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Granted: 1961-07-11
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Expires: 1977-03-28
Abstract
No abstract record available.
Inventors
- 👤 Sanford W Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:27
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/36; H01B7/365; G; G02; G02B; G02B6/00; G02B6/44; G02B6/4479; G02B6/4482
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
AN ELECTRICAL CABLE INSULATION COMPRISING SILICONE RUBBER TUBING HAVING A FIRST COATING A SILICONE RESIN ON SAID TUBING, AN INDICIA PRINTED WITH A HIGH MELTING, NONPENETRATING PIGMENT ON SAID FIRST COATING, AND A SECOND COATING OF A SILICONE RESIN COVERING SAID INDICIA-IMPRINTED FIRST RESIN COATING, AND WHEREIN SAID PIGMENT CONSISTS ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE CLASS CONSISTING OF (A) CARBON BLACK, AND (B) HIGH MELTING METAL OXIDES SELECTED FROM THE CLASS CONSISTING OF OXIDES OF CHROMIUM, FERRIC OXIDE, LEAD OXIDE, CADMIUN OXIDE, AND CUPROUS OXIDE, AND WHEREIN AT LEAST ONE COMPONENT OF SAID PIGMENT IS SAID HIGH MELTING OXIDE, AND WHEREIN SAID FIRST AND SAID SECOND SILICONE RESIN COATINGS ARE CURED IN A SINGLE OPERATION WHEREBY SAID PIGMENT IS ENCLOSED WITHIN SAID CURED RESIN.
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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) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |