US2923651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal-plastic film laminates
Assignee: Individual
•
Filing: 1954-12-15
•
Granted: 1960-02-02
•
Expires: 1974-12-15
Abstract
No abstract record available.
Inventors
- 👤 John V Petriello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:13
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/14; H01G4/18; H01G4/186; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155; Y10T29/49163; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A METHOD OF MAKING A COMPOSITE LAMINATE STRUCTURE, COMPRISING THE STEPS OF CASTING AND SINTERING A THIN DIELECTRIC FILM OF POLYTETRAHALOETHYLENE, APPLYING A THIN METAL COATING TO ONE SURFACE OF SAID DIELECTRIC FILM BY VACUUM EVAPORATION, AND THEN CASTING AND SINTERING A SECOND THIN DIELECTRIC FILM OF POLYTETRAHALOETHYLENE UPON THE COATED SURFACE OF THE FIRST DIELECTRIC FILM, EACH CASTING AND SINTERING BEING DONE INDEPENDENTLY OF THE OTHER AND EACH CASTING BEING CONTROLLED SO AS TO PROVIDE THE RESULTING FILMS WITH PREDETERMINED THICKNESS, EACH FILM INDEPENDENTLY OF THE OTHER.
Claim 2
Independent Claim
88 words
A METHOD OF MAKING A COMPOSITE LAMINATE STRUCTURE, COMPRISING THE STEPS OF CASTING AND SINTERING A THIN DIELECTRIC FILM OF POLYTETRAHALOETHYLENE, APPLYING A THIN METAL COATING TO ONE SURFACE OF SAID DIELECTRIC FILM BY VACUUM EVAPORATION, AND THEN CASTING AND SINTERING A SECOND THIN DIELECTRIC FILM OF POLYTETRAHALOETHYLENE UPON THE COATED SURFACE OF THE FIRST DIELECTRIC FILM, EACH CASTING AND SINTERING BEING DONE INDEPENDENTLY OF THE OTHER AND EACH CASTING BEING CONTROLLED SO AS TO PROVIDE THE RESULTING FILMS WITH PREDETERMINED THICKNESS, EACH FILM INDEPENDENTLY OF THE OTHER.
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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) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |