US3331718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of removing a selected portion of an aromatic polyamide-imide insulating filmto expose the surface of an electrical conductor
Assignee: Rogers Corp
•
Filing: 1964-03-16
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Granted: 1967-07-18
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Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Charles R Ruffing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:17
CPC Classifications
H; H02; H02G; H02G1/00; H02G1/12; H02G1/1287; H02G1/1295; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A METHOD OF REMOVING A SELECTED PORTION OF A CURED INFUSIBLE AROMATIC POLYAMIDE-IMIDE INSULATING FILM TO EXPOSE THE SURFACE OF AN ELECTRICAL CONDUCTOR THEREBENEATH COMPRISING THE STEPS OF MASKING UNSELECTED PORTIONS OF THE INSULATING FILM TO PROVIDE AN EXPOSED SELECTED PORTION OF INSULATING FILM, AND CONTACTING THE EXPOSED
Claim 2
Independent Claim
48 words
A METHOD OF REMOVING A SELECTED PORTION OF A CURED INFUSIBLE AROMATIC POLYAMIDE-IMIDE INSULATING FILM TO EXPOSE THE SURFACE OF AN ELECTRICAL CONDUCTOR THEREBENEATH COMPRISING THE STEPS OF MASKING UNSELECTED PORTIONS OF THE INSULATING FILM TO PROVIDE AN EXPOSED SELECTED PORTION OF INSULATING FILM, AND CONTACTING THE EXPOSED
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |