US2847409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated aminosilanes, polymers thereof and methods of making them
Assignee: Rohm and Haas Co
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Filing: 1955-05-12
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Granted: 1958-08-12
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Expires: 1975-05-12
Abstract
No abstract record available.
Inventors
- 👤 Benneville Peter L De
- 👤 Marvin J Hurwitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:30
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/26; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A COMPOSITION COMPRISING AN ADDITION COPOLYMER OF METHYL METHACRYLATE WITH N-TRIMETHYLSILYL-N-METHYL-2AMINOETHYL VINYL EITHER.
Claim 2
Dependent Claim
13 words
A COMPOSITION COMPRISING AN ADDITION COPOLYMER OF METHYL METHACRYLATE WITH N-TRIMETHYLSILYL-N-METHYL-2AMINOETHYL VINYL EITHER.
References Cited (Backward Citations)
US2676163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |