US3109854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silyl-oxymethylene compounds
Assignee: Union Carbide Corp
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Filing: 1960-09-23
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Granted: 1963-11-05
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Expires: 1980-09-23
Abstract
No abstract record available.
Inventors
- 👤 Hans H Ender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
C; C14; C14C; C14C3/00; C14C3/02; C14C3/08; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1804; Y; Y10; Y10S; Y10S8/00; Y10S8/01
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
35 words
ORGANOSILICON COMPOUNDS REPRESENTED BY THE FORMULA: R3SIO(CH2O)NSIR3 WHEREIN R IS A MONOVALENT HYDROCARBON GROUP CONTAINING FROM ONE TO ABOUT TEN CARBON ATOMS AND N IS AN INTEGER HAVING A VALUE FROM 1 TO ABOUT 10.
Claim 2
Dependent Claim
35 words
ORGANOSILICON COMPOUNDS REPRESENTED BY THE FORMULA: R3SIO(CH2O)NSIR3 WHEREIN R IS A MONOVALENT HYDROCARBON GROUP CONTAINING FROM ONE TO ABOUT TEN CARBON ATOMS AND N IS AN INTEGER HAVING A VALUE FROM 1 TO ABOUT 10.
Claim 3
Dependent Claim
10 words
A PROCESS FOR PRODUCING ORGANOSILICON COMPOUND REPRESENTED BY THE FORMULA:
Claim 4
Dependent Claim
10 words
A PROCESS FOR PRODUCING ORGANOSILICON COMPOUND REPRESENTED BY 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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |