US2911427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chlorosiloxanes
Assignee: Dow Silicones Corp
•
Filing: 1957-12-11
•
Granted: 1959-11-03
•
Expires: 1977-12-11
Abstract
No abstract record available.
Inventors
- 👤 Paul L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:29
CPC Classifications
C; C08; C08G; C08G77/00; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C08G77/04; C08G77/22; C08G77/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
A COMPOSITION OF MATTER OF THE FORMULA
Claim 2
Dependent Claim
7 words
A COMPOSITION OF MATTER OF THE FORMULA
References Cited (Backward Citations)
US2381366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |