Patent US3281501A successfully refreshed from Google Patents.
US3281501A
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Low pressure isotactic polypropylene diluted with low pressure linear polyethylene
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1960-03-31
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Granted: 1966-10-25
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Expires: 1980-03-31
Abstract
No abstract record available.
Inventors
- 👤 George M Coats
- 👤 Anthony J Passannante
- 👤 Jr Joseph M Kelley
- 👤 Walter E Heumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:15
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/10; C08L23/12; C08L23/04; C08L23/06; C08L23/08; C08L23/0807; C08L23/0815
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A COMPOSITION OF MATTER OF IMPROVED LOW TEMPERATURE CHARACTERISTICS COMPRISING A LOW PRESSURE LINEAR POLYETHYLENE DILUTED WITH LOW PRESSURE ISOTACTIC POLYPROPYLENE. SAID POLYETHYLENE CONSTITUTING FROM 15 TO 50 WT. PERCENT OF THE COMPOSITION AND HAVING AN INHERENT VISCOSITY OF FROM 3 TO 9.
Claim 2
Dependent Claim
43 words
A COMPOSITION OF MATTER OF IMPROVED LOW TEMPERATURE CHARACTERISTICS COMPRISING A LOW PRESSURE LINEAR POLYETHYLENE DILUTED WITH LOW PRESSURE ISOTACTIC POLYPROPYLENE. SAID POLYETHYLENE CONSTITUTING FROM 15 TO 50 WT. PERCENT OF THE COMPOSITION AND HAVING AN INHERENT VISCOSITY OF FROM 3 TO 9.
References Cited (Backward Citations)
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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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |