Patent EP0510295A2 successfully refreshed from Google Patents.
Patent US3183254A successfully refreshed from Google Patents.
US3183254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic silicone compounds and method for producing same
Assignee: Evonik Operations GmbH
•
Filing: 1962-01-25
•
Granted: 1965-05-11
•
Expires: 1982-01-25
Abstract
No abstract record available.
Inventors
- 👤 Rossmy Gerd
- 👤 Wassermeyer Jakob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:46
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/46; C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0872; C07F7/0874; C07F7/0876; C07F7/0896; C08; C08G; C08G77/00; C08G77/04; C08G77/06; C08G77/10; C08G77/48
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
14 words
A PROCESS OF PREPARING AN EQUILIBRATED MIXTURE OF COMPOUNDS OF THE GENERAL UNIT FORMULA
Claim 2
Dependent Claim
14 words
A PROCESS OF PREPARING AN EQUILIBRATED MIXTURE OF COMPOUNDS OF THE GENERAL UNIT FORMULA
Claim 3
Dependent Claim
1 words
5<Y>1.5
Claim 4
Dependent Claim
1 words
5<Y>1.5
Claim 5
Dependent Claim
9 words
AN EQUILBRATED MIXTURE OF COMPOUNDS OF THE UNIT FORMULA
Claim 6
Dependent Claim
9 words
AN EQUILBRATED MIXTURE OF COMPOUNDS OF THE UNIT FORMULA
References Cited (Backward Citations)
US2437204A
Cited
GB622129A
Cited
GB644528A
Cited
US2909549A
Cited
US2834748A
Cited
US2895853A
Cited
DE1011420B
Cited
DE1034631B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |