US2580996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax compositions
Assignee: Monsanto Chemicals Ltd
•
Filing: 1948-07-16
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Granted: 1952-01-01
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Expires: 1968-07-16
Abstract
No abstract record available.
Inventors
- 👤 Butler John Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:02
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/227; D06M15/233; C; C08; C08L; C08L91/00; C08L91/06; C08L91/08; C09; C09D; C09D191/00; C09D191/06; C09D191/08; D06M13/00; D06M13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A COATING COMPOSITION COMPRISING A HYDROCARBON WAX AND AN ALKYLATED POLYSTYRENE MADE BY REACTING POLYSTYRENE WITH A PROPYLENE POLYMER, SAID WAX BEING PRESENT TO THE EXTENT OF FROM 40 TO 99.98 PERCENT BY WEIGHT OF THE TOTAL OF THE WAX AND ALKYLATED POLYSTYRENE.
Claim 2
Dependent Claim
43 words
A COATING COMPOSITION COMPRISING A HYDROCARBON WAX AND AN ALKYLATED POLYSTYRENE MADE BY REACTING POLYSTYRENE WITH A PROPYLENE POLYMER, SAID WAX BEING PRESENT TO THE EXTENT OF FROM 40 TO 99.98 PERCENT BY WEIGHT OF THE TOTAL OF THE WAX AND ALKYLATED POLYSTYRENE.
References Cited (Backward Citations)
US2072120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |