Patent US3032529A successfully refreshed from Google Patents.
US3032529A
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Stabilized organopolysiloxane resins
Assignee: Dow Silicones Corp
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Filing: 1958-06-30
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Granted: 1962-05-01
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Expires: 1978-06-30
Abstract
No abstract record available.
Inventors
- 👤 Harold A Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:43
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/38; C08G77/14; C08L; C08L83/00; C08L83/04; C08G77/16; C08G77/18; C08G77/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A SOLVENT-SOLUBLE ESSENTIALLY HYDROXYL-FREE ORGANOPOLYSILOXANE HAVING PER SILICON ATOM FROM 1.1 TO 1.7 MONOVALENT HYDROCARBON RADICALS BONDED TO SILICON THROUGH A CARBON TO SILICON BOND AND CONTAINING SILICON-BONDED ACYLOXY RADICALS OF LESS THAN FOUR CARBON ATOMS IN AMOUNT EQUAL TO FROM ONE ACYLOXY RADICAL PER 100 SILICON ATOMS TO ONE ACYLOXY RADICAL PER THREE SILICON ATOMS.
Claim 2
Dependent Claim
63 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A SOLVENT-SOLUBLE ESSENTIALLY HYDROXYL-FREE ORGANOPOLYSILOXANE HAVING PER SILICON ATOM FROM 1.1 TO 1.7 MONOVALENT HYDROCARBON RADICALS BONDED TO SILICON THROUGH A CARBON TO SILICON BOND AND CONTAINING SILICON-BONDED ACYLOXY RADICALS OF LESS THAN FOUR CARBON ATOMS IN AMOUNT EQUAL TO FROM ONE ACYLOXY RADICAL PER 100 SILICON ATOMS TO ONE ACYLOXY RADICAL PER THREE SILICON ATOMS.
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) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |