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Patent US3355425A successfully refreshed from Google Patents.
US3355425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organopolysiloxanes
Assignee: Dow Silicones Corp
•
Filing: 1967-01-16
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Granted: 1967-11-28
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Expires: 1987-01-16
Abstract
No abstract record available.
Inventors
- 👤 Loren A Haluska
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:57
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/26; C08G77/38; C08G77/382; C08G77/388
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A POLYMERIC COMPOSITION CONTAINING AT LEAST ONE UNIT OF THE FORMULA
Claim 2
Dependent Claim
11 words
A POLYMERIC COMPOSITION CONTAINING AT LEAST ONE UNIT OF THE FORMULA
References Cited (Backward Citations)
US3071561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |