US3296199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making organosilicon polymers
Assignee: General Electric Co
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Filing: 1965-01-04
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Granted: 1967-01-03
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Expires: 1985-01-04
Abstract
No abstract record available.
Inventors
- 👤 Robert A Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:41
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/26; C08G77/06; C08G77/14; C08G77/16; C08G77/42; C08G77/44; C08L; C08L83/00; C08L83/04; C08G77/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A METHOD WHICH COMPRISES (1) MIXING UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS AT A TEMPERATURE BETWEEN 0*C. TO 200*C., (A) AN AMINOXY ORGANOSILICON MATERIAL HAVING TWO OY RADICALS ATTACHED TO SILICON BY SILICONOXYGEN-NITROGEN BONDS AND SELECTED FROM THE CLASS CONSISTING OF A SILANE, A LINEAR POLYSILOXANE, A CYCLOPOLYSILOXANE, AND A BIS(SILY)HYDROCARBON, AND (B) A HYDROXY ORGANOSILICON MATERIAL SELECTED FROM THE CLASS CONSISTING OF (A) A SILANE OF THE FORMULA,
Claim 2
Independent Claim
67 words
A METHOD WHICH COMPRISES (1) MIXING UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS AT A TEMPERATURE BETWEEN 0*C. TO 200*C., (A) AN AMINOXY ORGANOSILICON MATERIAL HAVING TWO OY RADICALS ATTACHED TO SILICON BY SILICONOXYGEN-NITROGEN BONDS AND SELECTED FROM THE CLASS CONSISTING OF A SILANE, A LINEAR POLYSILOXANE, A CYCLOPOLYSILOXANE, AND A BIS(SILY)HYDROCARBON, AND (B) A HYDROXY ORGANOSILICON MATERIAL SELECTED FROM THE CLASS CONSISTING OF (A) A SILANE OF 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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |