Patent US2540981A successfully refreshed from Google Patents.
US2540981A
Expired / Lapsed
US
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Nonelectrostatic plastic materials
Assignee: Monsanto Chemicals Ltd
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Filing: 1950-01-04
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Granted: 1951-02-06
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Expires: 1970-01-04
Abstract
No abstract record available.
Inventors
- 👤 John B Eisen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:19
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/41; C08K5/42; Y; Y10; Y10S; Y10S206/00; Y10S206/819
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A COMPOSITION OF MATTER COMPRISING IN COMBINATION A MOLDABLE SYNTHETIC RESIN AND A CYCLOALIPHATIC MONO AMINE SALT OF AN ALCOHOL SULFATE IN WHICH AT LEAST ONE ALICYCLIC RADICAL CONTAINING AT LEAST 5 CARBON ATOMS IS ATTACHED TO THE AMINE NITROGEN ATOM AND THE ALCOHOL RADICAL OF THE ALCOHOL SULFATE HAS AT LEAST 5 CARBON ATOMS AND THE COMPOUND ALTOGETHER CONTAINS AT LEAST 12 CARBON ATOMS.
Claim 2
Dependent Claim
65 words
A COMPOSITION OF MATTER COMPRISING IN COMBINATION A MOLDABLE SYNTHETIC RESIN AND A CYCLOALIPHATIC MONO AMINE SALT OF AN ALCOHOL SULFATE IN WHICH AT LEAST ONE ALICYCLIC RADICAL CONTAINING AT LEAST 5 CARBON ATOMS IS ATTACHED TO THE AMINE NITROGEN ATOM AND THE ALCOHOL RADICAL OF THE ALCOHOL SULFATE HAS AT LEAST 5 CARBON ATOMS AND THE COMPOUND ALTOGETHER CONTAINS AT LEAST 12 CARBON ATOMS.
References Cited (Backward Citations)
US2267685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |