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US3494901A
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Polymerizable monomers containing a n-alkoxymethylurethane group and polymers obtained therefrom
Assignee: Bayer AG
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Filing: 1965-12-01
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Granted: 1970-02-10
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Expires: 1985-12-01
Abstract
No abstract record available.
Inventors
- 👤 Gunter Oertel
- 👤 Hans Holtschmidt
- 👤 Egon Kuntz
- 👤 Erwin Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:08
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/20; C07D233/22; C07C; C07C275/00; C07C275/04; C07C275/06; C07C275/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2978432A
Cited
US2810713A
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US2832755A
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US2832756A
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US2837499A
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US2806838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |