US3360504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxyalkyl-n-vinyloxyalkylcarbamates and hydroxyalkyl n-vinylethioalkylcarbamates and polymers thereof
Assignee: Rohm and Haas Co
•
Filing: 1964-11-12
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Granted: 1967-12-26
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Expires: 1984-11-12
Abstract
No abstract record available.
Inventors
- 👤 Everett J Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:06
CPC Classifications
C; C08; C08F; C08F16/00; C08F16/12; C08F16/14; C08F16/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
15 words
AS A COMPOSITION OF MATTER, A SOLID ADDITION POLYMER OF A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US3165498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |