Patent US3377312A successfully refreshed from Google Patents.
US3377312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-stabilized siloxane elastomers
Assignee: Dow Silicones Corp
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Filing: 1964-06-15
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Granted: 1968-04-09
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Ronald H Baney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:28
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A HEAT-STABLE SILOXANE ELASTOMER STOCK CONSISTING ESSENTIALLY OF (A) CURABLE SILOXANE ELASTOMER STOCK PLUS, MIXED THEREWITH, FROM 0.005 TO 5 WEIGHT PERCENT OF (B) IRON CHEMICALLY BOUND AS FERRIC SILANOLATE OF THE FORMULA:
Claim 2
Dependent Claim
11 words
THE COMPOSITION OF CLAIM 5 WHERE A SILICA FILLER IS PRESENT.
References Cited (Backward Citations)
US2803617A
Cited
GB978666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |