US2830968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organosilicon resins
Assignee: Dow Silicones Corp
•
Filing: 1955-05-27
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Granted: 1958-04-15
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Expires: 1975-05-27
Abstract
No abstract record available.
Inventors
- 👤 Harold A Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:23
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/14; C08G77/16; C08G77/70; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098; C08L83/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANOPOLYSILOXANE RESIN OF THE FORMULA
Claim 2
Dependent Claim
13 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANOPOLYSILOXANE RESIN OF 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) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |