Patent US3347897A successfully refreshed from Google Patents.
US3347897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Haloaryl organodisilaalkane compounds and use therefor
Assignee: Monsanto Research Corp
•
Filing: 1963-12-24
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Granted: 1967-10-17
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Expires: 1983-12-24
Abstract
No abstract record available.
Inventors
- 👤 James A Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:36
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0803; C07F7/081
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
29 words
A HYDRAULIC SYSTEM CONTAINING AS THE OPERATIVE FLUID A COMPOSITION HAVING A KINEMATIC VISCOSITY OF LESS THAN 20,000 CENTISTOKES AT 0*F. AND COMPRISING ESSENTIALLY A COMPOUND OF THE FORMULA
Claim 4
Dependent Claim
29 words
A HYDRAULIC SYSTEM CONTAINING AS THE OPERATIVE FLUID A COMPOSITION HAVING A KINEMATIC VISCOSITY OF LESS THAN 20,000 CENTISTOKES AT 0*F. AND COMPRISING ESSENTIALLY A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
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US2811541A
Cited
US2884433A
Cited
US2970150A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |