US3155705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acrylates and methacrylates of bicyclic phosphites and bicyclic phosphates
Assignee: Rohm and Haas Co
•
Filing: 1961-01-19
•
Granted: 1964-11-03
•
Expires: 1981-01-19
Abstract
No abstract record available.
Inventors
- 👤 William D Emmons
- 👤 Jr William S Wadsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:48
CPC Classifications
C; C10; C10M; C10M153/00; C10M153/02; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6571; C07F9/6574; C07F9/65748; C08; C08F; C08F30/00; C08F30/02; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2225/00; C10M2225/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
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US2548186A
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US2666044A
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US2883411A
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US2847443A
Cited
US3038001A
Cited
US3033888A
Cited
US3033887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |