Patent US3205342A successfully refreshed from Google Patents.
US3205342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated fabric structure
Assignee: FMC Corp
•
Filing: 1961-09-22
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Granted: 1965-09-07
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Expires: 1981-09-22
Abstract
No abstract record available.
Inventors
- 👤 Robert A Smith
- 👤 Graeme G Whytlaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:16
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342; H05B2203/00; H05B2203/013; H05B2203/017
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
AN ELECTRICALLY HEATED FABRIC STURCTURE INCLUDING A NON-FIBROUS, THERMOPLASTIC POLYMERIC FILM, A THIN PLANAR ELECTRICALLY CONDUCTIVE MATERIAL APPLIED ONTO AT LEAST ONE SURFACE OF SAID FILM IN A CONTINUOUS PATTERN AND PROVIDING AN ELECTRICAL HEATING CIRCUIT, FIBERS EXTENDFING THROUGH THE APPLIED MATERIAL AND THE UNCOVERED PORTIONS OF THE FILM AND PROJECTING OUTWARDLY FROM AT LEAST ONE SIDE THEREOF, WITH PORTIONS OF THE FILM EXTENDING BETWEEN SAID FIBERS BEING OF CONTINUOUS AND UNBROKEN CONTRUCTION, AND MEANS FOR CONNECTING SAID HEATING CIRCUIT WITH AN ELECTRICAL SUPPLY SOURCE.
Claim 2
Dependent Claim
85 words
AN ELECTRICALLY HEATED FABRIC STURCTURE INCLUDING A NON-FIBROUS, THERMOPLASTIC POLYMERIC FILM, A THIN PLANAR ELECTRICALLY CONDUCTIVE MATERIAL APPLIED ONTO AT LEAST ONE SURFACE OF SAID FILM IN A CONTINUOUS PATTERN AND PROVIDING AN ELECTRICAL HEATING CIRCUIT, FIBERS EXTENDFING THROUGH THE APPLIED MATERIAL AND THE UNCOVERED PORTIONS OF THE FILM AND PROJECTING OUTWARDLY FROM AT LEAST ONE SIDE THEREOF, WITH PORTIONS OF THE FILM EXTENDING BETWEEN SAID FIBERS BEING OF CONTINUOUS AND UNBROKEN CONTRUCTION, AND MEANS FOR CONNECTING SAID HEATING CIRCUIT WITH AN ELECTRICAL SUPPLY SOURCE.
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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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |