Patent US3843386A successfully refreshed from Google Patents.
US3843386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating of glass fabric coated with aqueous dispersion of polymer
Assignee: EIDP Inc
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Filing: 1972-12-27
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Granted: 1974-10-22
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Expires: 1992-12-27
Abstract
Abstract 1. IN THE PROCESS FOR COATING GLASS TEXTILE FABRIC WITH A MEDIUM COMPRISING AN AQUEOUS DISPERSION OF POLYTETRAFLUOROETHYLENE BY PASSING SAID FABRIC THROUGH SAID MEDIUM, THE IMPROVEMENT COMPRISING PRIOR TO SAID PASSING, FLOODING ONE SURFACE OF SAID FABRIC WITH SAID MEDIUM TO OBTAIN WICKING OF SAID MEDIUM THROUGH THE THICKNESS OF SAID FABRIC PRIOR TO SAID PASSING.
Inventors
- 👤 R Ribbans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:14
CPC Classifications
B; B29; B29B; B29B15/00; B29B15/08; B29B15/10; B29B15/12; D; D06; D06B; D06B21/00; D06N; D06N3/00; D06N3/0002; D06N3/0015; D06N3/0022; D06N3/04; D06N3/047; B29C; B29C67/00; B29C67/02; B29C67/04; B29K; B29K2027/00; B29K2027/12; B29K2027/18; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/0809; B29K2105/25; B29K2105/251; B29K2309/00; B29K2309/08; D06N2205/00; D06N2205/02; D06N2205/023; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2992
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
IN THE PROCESS FOR COATING GLASS TEXTILE FABRIC WITH A MEDIUM COMPRISING AN AQUEOUS DISPERSION OF POLYTETRAFLUOROETHYLENE BY PASSING SAID FABRIC THROUGH SAID MEDIUM, THE IMPROVEMENT COMPRISING PRIOR TO SAID PASSING, FLOODING ONE SURFACE OF SAID FABRIC WITH SAID MEDIUM TO OBTAIN WICKING OF SAID MEDIUM THROUGH THE THICKNESS OF SAID FABRIC PRIOR TO SAID PASSING.
Claim 2
Dependent Claim
56 words
IN THE PROCESS FOR COATING GLASS TEXTILE FABRIC WITH A MEDIUM COMPRISING AN AQUEOUS DISPERSION OF POLYTETRAFLUOROETHYLENE BY PASSING SAID FABRIC THROUGH SAID MEDIUM, THE IMPROVEMENT COMPRISING PRIOR TO SAID PASSING, FLOODING ONE SURFACE OF SAID FABRIC WITH SAID MEDIUM TO OBTAIN WICKING OF SAID MEDIUM THROUGH THE THICKNESS OF SAID FABRIC PRIOR TO SAID PASSING.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-21 | 1978-04-22 | 1978-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-21 | 1982-04-22 | 1982-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-21 | 1986-04-22 | 1986-10-22 | $7700.00 | Window Closed / Lapsed |