US3271229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface treatment of organic thermoplastic film and product
Assignee: EIDP Inc
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Filing: 1963-11-05
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Granted: 1966-09-06
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Expires: 1983-11-05
Abstract
No abstract record available.
Inventors
- 👤 Victor M Grabovez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:48
CPC Classifications
B; B29; B29C; B29C59/00; B29C59/02; B29C2059/027; B29K; B29K2067/00; Y; Y10; Y10S; Y10S428/00; Y10S428/903; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/29; Y10T428/2913; Y10T428/298; Y10T83/00; Y10T83/202; Y10T83/2072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
AS A NEW ARTICLE OF MANUFACTURE AN ORGANIC THERMOPLASTIC FILM HAVING A BUFFED SURFACE, SAID SURFACE HAVING AT LEAST 1X10**6 ASPERITIES PER SQUARE INCH OF SURFACE, SAID ASPERITIES HAVING A MAXIUMUM AVERAGE HEIGHT OF 5 MICROINCHES; SAID SURFACE FURTHER CHARACTERIZED BY MICROSCOPIC
Claim 2
Dependent Claim
42 words
AS A NEW ARTICLE OF MANUFACTURE AN ORGANIC THERMOPLASTIC FILM HAVING A BUFFED SURFACE, SAID SURFACE HAVING AT LEAST 1X10**6 ASPERITIES PER SQUARE INCH OF SURFACE, SAID ASPERITIES HAVING A MAXIUMUM AVERAGE HEIGHT OF 5 MICROINCHES; SAID SURFACE FURTHER CHARACTERIZED BY MICROSCOPIC
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |