US2976185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated polymeric thermoplastic dielectric film
Assignee: EIDP Inc
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Filing: 1955-12-12
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Granted: 1961-03-21
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Expires: 1975-12-12
Abstract
No abstract record available.
Inventors
- 👤 Mcbride Richard Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:14
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/46; C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06; C08J2483/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T428/31667; Y10T428/31855; Y10T428/31931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
BALANCED HEAT-SET POLYETHYLENE TEREPHTHALATE BASE FILM HAVING A CONTINUOUS COATING CONSISTING ESSENTIALLY OF A CURED POLYMERIC SILICONE RESIN HAVING AN R/SI RATIO FROM ABOUT 1.3 TO 1.8 WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF METHYL, ETHYL, AND PHENYL.
Claim 2
Dependent Claim
40 words
BALANCED HEAT-SET POLYETHYLENE TEREPHTHALATE BASE FILM HAVING A CONTINUOUS COATING CONSISTING ESSENTIALLY OF A CURED POLYMERIC SILICONE RESIN HAVING AN R/SI RATIO FROM ABOUT 1.3 TO 1.8 WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF METHYL, ETHYL, AND PHENYL.
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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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |