US2601337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for improving the adhesion of organopolysiloxanes to solid surfaces
Assignee: General Electric Co
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Filing: 1949-02-17
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Granted: 1952-06-24
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Expires: 1969-02-17
Abstract
No abstract record available.
Inventors
- 👤 Smith-Johannsen Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:00
CPC Classifications
C; C09; C09D; C09D4/00; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/24995; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
THE PROCESS FOR IMPROVING THE ADHESION TO A SOLID SURFACE, OTHER THAN A CUPREOUS SURFACE, OF AN ORGANOPOLYSILOXANE SELECTED FROM THE CLASS CONSISTING OF (1) SOLID, ELASTIC, CURABLE ORGANOPOLYSILOXANES AND (2) RESINOUS ORGANOPOLYSILOXANES, WHICH PROCESS COMPRISING TREATING THE SAID SURFACE WITH A COMPOSITION COMPRISING A DISILANE CORRESPONDING TO THE GENERAL FORMULA (R) NSI2(X)6-N WHERE R IS A MONOVALENT HYDROCARBON RADICAL, X IS A HALOGEN, AND N IS AN INTEGER EQUAL TO FROM 1 TO 4, PRIOR TO APPLYING THE ORGANOPOLYSILOXANE TO THE SURFACE, AND THEREAFTER APPLYING THE AFORESAID ORGANOPOLYSILOXANE TO THE TREATED SURFACE.
Claim 2
Dependent Claim
93 words
THE PROCESS FOR IMPROVING THE ADHESION TO A SOLID SURFACE, OTHER THAN A CUPREOUS SURFACE, OF AN ORGANOPOLYSILOXANE SELECTED FROM THE CLASS CONSISTING OF (1) SOLID, ELASTIC, CURABLE ORGANOPOLYSILOXANES AND (2) RESINOUS ORGANOPOLYSILOXANES, WHICH PROCESS COMPRISING TREATING THE SAID SURFACE WITH A COMPOSITION COMPRISING A DISILANE CORRESPONDING TO THE GENERAL FORMULA (R) NSI2(X)6-N WHERE R IS A MONOVALENT HYDROCARBON RADICAL, X IS A HALOGEN, AND N IS AN INTEGER EQUAL TO FROM 1 TO 4, PRIOR TO APPLYING THE ORGANOPOLYSILOXANE TO THE SURFACE, AND THEREAFTER APPLYING THE AFORESAID ORGANOPOLYSILOXANE TO THE TREATED SURFACE.
References Cited (Backward Citations)
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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) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |