Patent US3172773A successfully refreshed from Google Patents.
US3172773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerizable substance
Assignee: —
•
Filing: —
•
Granted: 1965-03-09
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Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:48
CPC Classifications
C; C09; C09K; C09K11/00; C09K11/02; C09K11/025; H; H05; H05B; H05B33/00; H05B33/10; H05B33/12; H05B33/22; H05B33/26; H05B33/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
THE METHOD OF AFFIXING A SOLID LIGHT-TRANSMITTING ELECTRICALLY CONDUCTING FILM TO A LIGHT TRANSMITTING POLYMONOCHLOROTRIFLUOROETHYLENE PLASTIC SUBSTRATE BY MEANS OF AN INTERMEDIATE POLYMER LAYER, WHICH METHOD COMPRISES: PLACING AS A THIN LAYER OVER SAID PLASTIC SUBSTRATE, A PARTIALLY POLYMERIZED LAYER OF POLYURETHANE; VACUUMDEPOSITING ONTO SAID POLYURETHANE LAYER, A METALLIC LIGHTTRANSMITTING ELECTRICALLY CONDUCTING FILM; AND POLYMERIZING SAID PARTIALLY POLYMERIZED POLYURETHANE LAYER.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |