US3265771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polypropylene-polyethylene blends
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1961-02-13
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Granted: 1966-08-09
•
Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Ray Richard Louia
- 👤 Gamble Leon Walter
- 👤 Claiborne Earl Boue
- 👤 George M Coats
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:18
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/10; C08L23/12; C08L23/04; C08L23/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A COMPOSITION OF MATTER OF IMPROVED LOW TEMPERATURE CHARACTERISTIC WHICH COMPRISES:55 TO 90 WT. PERCENT OF LOW PRESSURE, ISOTACTIC POLYPROPLYNE, AND 10 TO 45 WT. PERCENT OF A POLYETHLENE HAVING LESS THAN 0.10 METHYL GROUP PER 100 CARBON ATOMS, A WT PERCENT UNSATURATION OF LESS THAN 0.05.
Claim 2
Dependent Claim
47 words
A COMPOSITION OF MATTER OF IMPROVED LOW TEMPERATURE CHARACTERISTIC WHICH COMPRISES:55 TO 90 WT. PERCENT OF LOW PRESSURE, ISOTACTIC POLYPROPLYNE, AND 10 TO 45 WT. PERCENT OF A POLYETHLENE HAVING LESS THAN 0.10 METHYL GROUP PER 100 CARBON ATOMS, A WT PERCENT UNSATURATION OF LESS THAN 0.05.
References Cited (Backward Citations)
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Cited
US2882263A
Cited
US2791576A
Cited
US2950267A
Cited
US2956042A
Cited
US2983704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |