Patent US2906756A successfully refreshed from Google Patents.
US2906756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New organic silicon compounds and methods of making them
Assignee: Rohm and Haas Co
•
Filing: 1956-10-24
•
Granted: 1959-09-29
•
Expires: 1976-10-24
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
2026-10-25 08:21
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
24 words
AS A NEW COMPOSITION OF MATTER, A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE HAVING THE FORMULAS VII, VIII, VIIIB, AND IX FOLLOWING:
Claim 2
Dependent Claim
24 words
AS A NEW COMPOSITION OF MATTER, A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE HAVING THE FORMULAS VII, VIII, VIIIB, AND IX FOLLOWING:
Claim 3
Independent Claim
35 words
THE METHOD FOR PRODUCING SILICON-CONTAINING ORGANIC COMPOUNDS WHICH COMPRISES REACTING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF UREAS, CARBANATES, AND CYCLIC UREAS, CONTAINING A REACTIVE HYDROGEN ATOM WITH A SILICON-CONTAINING COMPOUND HAVING THE FORMULA:
Claim 4
Independent Claim
35 words
THE METHOD FOR PRODUCING SILICON-CONTAINING ORGANIC COMPOUNDS WHICH COMPRISES REACTING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF UREAS, CARBANATES, AND CYCLIC UREAS, CONTAINING A REACTIVE HYDROGEN ATOM WITH A SILICON-CONTAINING COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |