US2928798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyl chlorophenylpolysiloxane waterrepellent compositions
Assignee: General Electric Co
•
Filing: 1957-05-13
•
Granted: 1960-03-15
•
Expires: 1977-05-13
Abstract
No abstract record available.
Inventors
- 👤 Donald V Brown
- 👤 Jr Edgar D Brown
- 👤 Herbert J Leavitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:12
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/50; D06M13/503; D06M11/00; D06M11/32; D06M11/36; D06M11/46; D06M15/00; D06M15/19; D06M15/37; D06M15/643; Y; Y10; Y10S; Y10S524/00; Y10S524/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A COMPOSTION OF MATTER COMPRISING, BY WEIGHT, (1) FROM 10 TO 60 PERCENT OF A TITANIUM COMPOUND SELECTED FROM THE CLASS CONSISTING OF (A) ORTHOTITANTES HAVING THE GENERAL FORMULA TI(OR)4 WHERE R IS A MEMBER SELECTED FROM THE CLASS CONSISTING OF ALIPHATIC HYDROCARBON RADICALS OF LESS THAN 12 CARBON ATOMS AND HYDROXYLATED AND AMINATED ALIPHATIC HYDROCARBON RADICALS OF LESS THAN 12 CARBONS ATONS AND CONTAINING LESS THAN FOUR HYDROXY RADICALS, AND (B) ALIPHATIC HYDROCARBON-SOLUBLE PARTIAL HYDROLYZATES OF (A), (2) FROM 25 TO 75 PERCENT OF A METHYLPOLSILOXANE COPOLYMER CONTAINING TRIMETHYLSILOXY UNITS AND SIO2 UNITS WHEREIN SAID UNITS ARE IN SUCH PROPORTION THAT THE RATIO OF METHYL GROUPS TO SILICON ATOMS RANGES FROM ABOUT 1 TO 1.25 METHLY GROUPS PER SILICON ATOMS, AND (3) FROM 10 TO 50 PERCENTY OF A FLUID ORGANOPOLYSYSILOXANE HAVING THE FORMULA
Claim 2
Dependent Claim
135 words
A COMPOSTION OF MATTER COMPRISING, BY WEIGHT, (1) FROM 10 TO 60 PERCENT OF A TITANIUM COMPOUND SELECTED FROM THE CLASS CONSISTING OF (A) ORTHOTITANTES HAVING THE GENERAL FORMULA TI(OR)4 WHERE R IS A MEMBER SELECTED FROM THE CLASS CONSISTING OF ALIPHATIC HYDROCARBON RADICALS OF LESS THAN 12 CARBON ATOMS AND HYDROXYLATED AND AMINATED ALIPHATIC HYDROCARBON RADICALS OF LESS THAN 12 CARBONS ATONS AND CONTAINING LESS THAN FOUR HYDROXY RADICALS, AND (B) ALIPHATIC HYDROCARBON-SOLUBLE PARTIAL HYDROLYZATES OF (A), (2) FROM 25 TO 75 PERCENT OF A METHYLPOLSILOXANE COPOLYMER CONTAINING TRIMETHYLSILOXY UNITS AND SIO2 UNITS WHEREIN SAID UNITS ARE IN SUCH PROPORTION THAT THE RATIO OF METHYL GROUPS TO SILICON ATOMS RANGES FROM ABOUT 1 TO 1.25 METHLY GROUPS PER SILICON ATOMS, AND (3) FROM 10 TO 50 PERCENTY OF A FLUID ORGANOPOLYSYSILOXANE HAVING 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) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |