US2643964A
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: 1950-10-14
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Granted: 1953-06-30
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Expires: 1970-10-14
Abstract
No abstract record available.
Inventors
- 👤 Smith-Johannsen Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:41
CPC Classifications
C; C09; C09D; C09D4/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T428/31678; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2098; Y10T442/2926; Y10T442/2992
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
THE PROCESS FOR IMPROVING THE ADHESION TO A SOLID SURFACE OF AN ORGANOPOLYSILOZANE CONVERTIBLE TO THE SOLID, ELASTIC STATE AND CONTAINING LESS THAN 0.2 MOL PER CENT COPOLYMERIZED MONO-ORGANOSILOXANE, WHICH PROCESS COMPRISES TREATING THE SAID SURFACE WITH A COMPOSITION COMPRISING AN ORGANOSILICATE CORRESPONDING TO THE GENERAL FORMULA:
Claim 2
Dependent Claim
47 words
THE PROCESS FOR IMPROVING THE ADHESION TO A SOLID SURFACE OF AN ORGANOPOLYSILOZANE CONVERTIBLE TO THE SOLID, ELASTIC STATE AND CONTAINING LESS THAN 0.2 MOL PER CENT COPOLYMERIZED MONO-ORGANOSILOXANE, WHICH PROCESS COMPRISES TREATING THE SAID SURFACE WITH A COMPOSITION COMPRISING AN ORGANOSILICATE CORRESPONDING TO THE GENERAL FORMULA:
References Cited (Backward Citations)
US2389477A
Cited
US2436304A
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US2452416A
Cited
US2464231A
Cited
US2502286A
Cited
US2485928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |