US3222431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printable polyethylene containing oxidized, thermally degraded polyethylene
Assignee: Eastman Kodak Co
•
Filing: 1956-07-18
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Granted: 1965-12-07
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Expires: 1976-07-18
Abstract
No abstract record available.
Inventors
- 👤 George R Greear
- 👤 John W Tamblyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:22
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08L23/26; C08L2023/40; C08L2023/42; C08L23/30; C08L91/00; C08L91/06; Y; Y10; Y10S; Y10S525/00; Y10S525/938; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A NEW COMPOSITION OF MATTER CONSISTING OF SOLID POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 10,000 TO 30,000 AND 1 TO 20 PARTS BY WEIGHT OF THE COMPOSITION OF A THERMALLY DEGRADED AND OXIDIZED POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 1000 TO 6000 AND AN ACID NUMBER WITHIN THE RANGE OF 5 TO 35.
Claim 2
Dependent Claim
59 words
A NEW COMPOSITION OF MATTER CONSISTING OF SOLID POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 10,000 TO 30,000 AND 1 TO 20 PARTS BY WEIGHT OF THE COMPOSITION OF A THERMALLY DEGRADED AND OXIDIZED POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 1000 TO 6000 AND AN ACID NUMBER WITHIN THE RANGE OF 5 TO 35.
References Cited (Backward Citations)
GB581279A
Cited
US2512459A
Cited
US2612480A
Cited
US2698309A
Cited
US2727024A
Cited
US3061882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |