US3061882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing a heat-sealable printable polyethylene structure
Assignee: EIDP Inc
•
Filing: 1959-08-27
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Granted: 1962-11-06
•
Expires: 1979-08-27
Abstract
No abstract record available.
Inventors
- 👤 Leon E Wolinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:57
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08F; C08F8/00; C08F8/50; C09; C09J; C09J123/00; C09J123/02; C09J123/04; C09J123/06; C08L2205/00; C08L2205/03; C08L23/26; C08L23/30; C08L2666/00; C08L2666/02; C08L2666/04; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PROCESS FOR MANUFACTURING A HEAT-SEALABLE, PRINTABLE POLYETHYLENE STRUCTURE WHICH COMPRISES THE STEPS, IN SEQUENCE, OF MELT BLENDING A POLYETHYLENE RESIN HAVING A WEIGFHT AVERAGE MOLECULAT WEIGHT OF 15,000 TO 3,000,000 WITH 0.1%-10%, BASED ON THE WEIGHT OF SAID RESIN OF THE OXIDATION PRODUCTS OF POLYETHYLENE, SAID OXIDATION PRODUCTS PREPARDE BY THE OXIDATION OF POLYETHYLENE HAVING A WEIGHT AVERAGE MOLECULAR WEIGHT OF FROM 1,000 TO BELOW 5,000, SAID OXIDATION PRODUCTS HAVING A SOFTENING TEMPERATURE BELOW THE LOWER TEMPERATURE OF THE CRYSTALLINE MELTING RANGE OF SAID RESIN, AN AVERAGE NORMAL BOIL-
Claim 2
Dependent Claim
90 words
A PROCESS FOR MANUFACTURING A HEAT-SEALABLE, PRINTABLE POLYETHYLENE STRUCTURE WHICH COMPRISES THE STEPS, IN SEQUENCE, OF MELT BLENDING A POLYETHYLENE RESIN HAVING A WEIGFHT AVERAGE MOLECULAT WEIGHT OF 15,000 TO 3,000,000 WITH 0.1%-10%, BASED ON THE WEIGHT OF SAID RESIN OF THE OXIDATION PRODUCTS OF POLYETHYLENE, SAID OXIDATION PRODUCTS PREPARDE BY THE OXIDATION OF POLYETHYLENE HAVING A WEIGHT AVERAGE MOLECULAR WEIGHT OF FROM 1,000 TO BELOW 5,000, SAID OXIDATION PRODUCTS HAVING A SOFTENING TEMPERATURE BELOW THE LOWER TEMPERATURE OF THE CRYSTALLINE MELTING RANGE OF SAID RESIN, AN AVERAGE NORMAL BOIL-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |