US2925354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated polyethylene and process of making same
Assignee: Celanese Corp
•
Filing: 1954-02-23
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Granted: 1960-02-16
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Expires: 1974-02-23
Abstract
No abstract record available.
Inventors
- 👤 Frank M Berardinelli
- 👤 John S Shanly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:04
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31826; Y10T428/31833; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A POLYETHYLENE SURFACE, HAVING THEREON A SUBSTANTIALLY CLEAR, NON-TACKY ADHERENT COATING COMPRISING A MIXTURE OF CHLOROSULFONATED POLYETHYLENE AND CYCLIZED RUBBER, SAID MIXTURE CONTAINING BETWEEN ABOUT 20 AND 80% BY WEIGHT OF THE CHLOROSULFONATED POLYETHYLENE, SAID COATING BEING RECEPTIVE TO CONVENTIONAL PRINTING INKS APPLIED BY NORMAL PRINTING TECHNIQUES.
Claim 2
Dependent Claim
47 words
A POLYETHYLENE SURFACE, HAVING THEREON A SUBSTANTIALLY CLEAR, NON-TACKY ADHERENT COATING COMPRISING A MIXTURE OF CHLOROSULFONATED POLYETHYLENE AND CYCLIZED RUBBER, SAID MIXTURE CONTAINING BETWEEN ABOUT 20 AND 80% BY WEIGHT OF THE CHLOROSULFONATED POLYETHYLENE, SAID COATING BEING RECEPTIVE TO CONVENTIONAL PRINTING INKS APPLIED BY NORMAL PRINTING TECHNIQUES.
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) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |