US3350337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Dow Silicones Corp
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Filing: 1962-03-14
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Granted: 1967-10-31
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Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 James K Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:15
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; D06M15/657; C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/28; C03C25/30; C08; C08L; C08L83/00; C08L83/04; C09; C09D; C09D123/00; C09D123/02; C09D123/04; C09D123/06; D06M15/21; D06M15/227; C08G; C08G77/00; C08G77/04; C08G77/12; C08G77/22; C08G77/24; C08G77/70; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/273
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
170 words
A CATIONIC EMULSION FOR THE COATING GLASS FIBERS CONSISTING ESSENTIALLY OF (1) FROM 0.6 TO 2.4 PERCENT BY WEIGHT OF AN EMULSIFIABLE POLYETHYLENE, (2) FROM 0.6 TO 2.4 PERCENT BY WEIGHT OF (A) FROM 3 TO 100 MOL PERCENT OF A SILOXANE OF THE UNIT FORMULA RAHBSIO4-A-B/2, WHEREIN R IS AN ALKYL RADICAL OF FROM 1 TO 5 INCLUSIVE CARBON ATOMS, A HAS A VALUE OF FROM 1.0 TO 1.5 INCLUSIVE, B HAS A VALUE OF FROM 0.75 TO 1.25 INCLUSIVE AND THE SUM OF A AND B IS FROM 2.0 TO 2.25 INCLUSIVE, (B) FROM 0 TO 97 MOL PERCENT OF A SILOXANE OF THE UNIT FORMULA R''NSIO4-N/2, WHEREIN R'' IS SELECTED FROM THE GROUP CONSISTING OF MONOVALENT HYDROGEN RADICALS OF FROM 1 TO 18 INCLUSIVE CARBON ATOMS, DICHLOROPHENYL AND PERFLUOROALKYLETHYL RADICALS OF THE GENERAL FORMULA CYF2Y+1CH2CH2- WHEREIN Y HAS A VALUE OF FROM 1 TO 10 INCLUSIVE AND N HAS A VALUE OF FROM 1.75 TO 2.2 INCLUSIVE, AND (3) FROM 95.2 TO 98.8 PERCENT BY WEIGHT WATER.
References Cited (Backward Citations)
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US2888424A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |