US3341469A
Expired / Lapsed
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Novel organosiloxane-silicate copolymers
Assignee: Union Carbide Corp
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Filing: 1964-12-15
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Granted: 1967-09-12
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Expires: 1984-12-15
Abstract
No abstract record available.
Inventors
- 👤 Arthur N Pines
- 👤 Eugene A Zientek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:46
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/173; C08; C08G; C08G77/00; C08G77/04; C08G77/06; C08G77/14; C08G77/22; C08G77/26; C09; C09K; C09K5/00; C09K5/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROCESS FOR INHIBITING THE CORROSION OF METALS BELOW SODIUM IN THE ELECTROMOTIVE SERIES THAT COME IN CONTACT WITH AQUEOUS LIQUIDS SAID PROCESS COMPRISING ADDING TO THE LIQUID A CORROSION INHIBITING AMOUNT OF A COPOLYMER CONSISTING ESSENTIALLY OF: (1)FROM 0.1 TO 99.9 PARTS BY WEIGHT OF (A) A MEMBER SELECTED FROM THE GROUP CONSISTING OF SILOXANE GROUPS REPRESENTED BY THE FORMULA:
Claim 2
Dependent Claim
61 words
A PROCESS FOR INHIBITING THE CORROSION OF METALS BELOW SODIUM IN THE ELECTROMOTIVE SERIES THAT COME IN CONTACT WITH AQUEOUS LIQUIDS SAID PROCESS COMPRISING ADDING TO THE LIQUID A CORROSION INHIBITING AMOUNT OF A COPOLYMER CONSISTING ESSENTIALLY OF: (1)FROM 0.1 TO 99.9 PARTS BY WEIGHT OF (A) A MEMBER SELECTED FROM THE GROUP CONSISTING OF SILOXANE GROUPS REPRESENTED BY 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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |