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US2558882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon compositions
Assignee: Universal Oil Products Co
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Filing: 1946-11-29
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Granted: 1951-07-03
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Expires: 1966-11-29
Abstract
No abstract record available.
Inventors
- 👤 Schmerling Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:12
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
AS A COMPOSITION OF MATTER, A PETROLATUMLIKE CYCLOALKYLPOLYETHYLENE HAVING DISSOLVED THEREIN A MINOR PROPORTION OF A SOLID ETHYLENE POLYMER HAVING A MOLECULAR WEIGHT OF FROM 10,000 TO 30,000, SAID POLYMER BEING PRESENT IN SUFFICIENT AMOUNT TO INCREASE THE MELTING POINT OF THE CYCLOALKYLPOLYETHYLENE.
Claim 2
Dependent Claim
43 words
AS A COMPOSITION OF MATTER, A PETROLATUMLIKE CYCLOALKYLPOLYETHYLENE HAVING DISSOLVED THEREIN A MINOR PROPORTION OF A SOLID ETHYLENE POLYMER HAVING A MOLECULAR WEIGHT OF FROM 10,000 TO 30,000, SAID POLYMER BEING PRESENT IN SUFFICIENT AMOUNT TO INCREASE THE MELTING POINT OF THE CYCLOALKYLPOLYETHYLENE.
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) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |