Patent US5171286A successfully refreshed from Google Patents.
US3001901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing electrically conductive articles
Assignee: Libbey Owens Ford Glass Co
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Filing: 1955-12-01
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Granted: 1961-09-26
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Expires: 1975-12-01
Abstract
No abstract record available.
Inventors
- 👤 Dwight W Barkley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:40
CPC Classifications
H; H01; H01B; H01B1/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
THE METHOD OF PRODUCING A BENT ARTICLE COMPRISING A TRANSPARENT ELECTRICALLY CONDUCTIVE COATING ON A PLASTIC SHEET WHICH HAS RELEASEABLE VOLATILE MATERIALS CONTAINED THEREIN THAT NORMALLY TEND TO PREVENT STRONG ADHERENT COATINGS FROM BEING APPLIED TO THE SHEET, WHICH COMPRISES THE STEPS OF DEPOSITING UPON THE PLASTIC SHEET A SEALER COATING WHICH IS SUBSTANTIALLY IMPERVIOUS TO THE VOLATILE MATERIAL CONTAINED IN THE SHEET, DEPOSITING AN ADHESIVE LAYER FORMED OF A METALLIC OXIDE IN CONTACT WITH THE SEALER COATING, DEPOSITING A TRANSPARENT ELECTRICALLY CONDUCTIVE FILM ON THE ADHESIVE LAYER, HEATING THE COMPOSITE STRUCTURE TO AN ELEVATED TEMPERATURE ABOVE THE NORMAL TEMPERATURE AT WHICH THE SHEET WILL BE HEATED BY THE ELECTRICALLY CONDUCTING FILM WHEN POWER IS PASSED THERETHROUGH DURING OPERATION, PLACING ELECTRODES IN CONTACT WITH THE ELECTRICALLY CONDUCTIVE FILM AT THE ELEVATED TEMPERATURE, ALLOWING THE ARTICLE TO COOL TO PLACE THE ELECTRODES IN COMPRESSION SUCH THAT THEY WILL REMAIN IN COMPRESSION WHEN THE COMPOSITE STRUCTURE IS HEATED BY THE ELECTRICALLY CONDUCTING FILM TO NORMAL OPERATING TEMPERATURE, AND BENDING THE COMPOSITE STRUCTURE TO PLACE THE ELECTRICALLY CONDUCTING FILM IN COMPRESSION.
Claim 2
Independent Claim
178 words
THE METHOD OF PRODUCING A BENT ARTICLE COMPRISING A TRANSPARENT ELECTRICALLY CONDUCTIVE COATING ON A PLASTIC SHEET WHICH HAS RELEASEABLE VOLATILE MATERIALS CONTAINED THEREIN THAT NORMALLY TEND TO PREVENT STRONG ADHERENT COATINGS FROM BEING APPLIED TO THE SHEET, WHICH COMPRISES THE STEPS OF DEPOSITING UPON THE PLASTIC SHEET A SEALER COATING WHICH IS SUBSTANTIALLY IMPERVIOUS TO THE VOLATILE MATERIAL CONTAINED IN THE SHEET, DEPOSITING AN ADHESIVE LAYER FORMED OF A METALLIC OXIDE IN CONTACT WITH THE SEALER COATING, DEPOSITING A TRANSPARENT ELECTRICALLY CONDUCTIVE FILM ON THE ADHESIVE LAYER, HEATING THE COMPOSITE STRUCTURE TO AN ELEVATED TEMPERATURE ABOVE THE NORMAL TEMPERATURE AT WHICH THE SHEET WILL BE HEATED BY THE ELECTRICALLY CONDUCTING FILM WHEN POWER IS PASSED THERETHROUGH DURING OPERATION, PLACING ELECTRODES IN CONTACT WITH THE ELECTRICALLY CONDUCTIVE FILM AT THE ELEVATED TEMPERATURE, ALLOWING THE ARTICLE TO COOL TO PLACE THE ELECTRODES IN COMPRESSION SUCH THAT THEY WILL REMAIN IN COMPRESSION WHEN THE COMPOSITE STRUCTURE IS HEATED BY THE ELECTRICALLY CONDUCTING FILM TO NORMAL OPERATING TEMPERATURE, AND BENDING THE COMPOSITE STRUCTURE TO PLACE THE ELECTRICALLY CONDUCTING FILM IN COMPRESSION.
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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) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |