US3194792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated dicarboxylic monoesters, polymers thereof, and methods of preparation
Assignee: Rohm and Haas Co
•
Filing: 1961-05-25
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Granted: 1965-07-13
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Expires: 1981-05-25
Abstract
No abstract record available.
Inventors
- 👤 William D Emmons
- 👤 Dominic R Falgiatore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:34
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/06; C07D239/08; C07D239/10; C07D233/00; C07D233/04; C07D233/28; C07D233/30; C07D233/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
AS A COMPOSITION OF MATTER, A DICARBOXYLIC ACID MONOESTER OF A MONOHYDROXYALCOHOL OF THE FORMULA
Claim 2
Dependent Claim
15 words
AS A COMPOSITION OF MATTER, A DICARBOXYLIC ACID MONOESTER OF A MONOHYDROXYALCOHOL OF THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |