Patent US3022196A successfully refreshed from Google Patents.
US3022196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating and adhesive composition
Assignee: —
•
Filing: —
•
Granted: 1962-02-20
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Expires: 1979-02-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:50
CPC Classifications
C; C09; C09D; C09D4/00; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/26; C09J; C09J4/00; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2804; Y10T428/2852
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
THE METHOD OF PROVIDING A PROTECTIVE COATING ON METAL SURFACES WHICH COMPRISES APPLYING TO A METAL SURFACE A COMPOSITION PREPARED BY DISSOLVING AN UNSATUATED SILICANE HAVING THE GENERAL FORMULA R1-SI(OR)3 AND AN AMINOALKYL SILANE HAVING THE GENERAL FORMULA R2-SI(R3)3-N(OR)N, WHERE R IS SELECTED FROM THE GROUP CONSISTING OF ALKYL GROUPS AND ARYL CONTAINING FROM 1 TO 10, INCLUSIVE, CARBON ATOMS; WHERE R1 IS AN UNSATURATED ALIPHATIC CHANIN; WHERE R2 IS AN AMINOALKYL GROUP CONTAINING FROM 3 TO 10, INCLUSIVE, CARBON ATOMS WHERE R3 IS AN ALKL GROUP CONTAINING FROM 1 TO 4, INCLUSIVE, CARBON ATOMS, AND WHERE N IS AN INTEGER SELECTED FROM 2 TO 3, IN A PROPORTION OF SAID AMINOALKYL SILANE TO SAID UNSATURATED SILANE OF BETWEEN ABOUT 1:1 TO ABOUT 1:9, BOTH INCLUSIVE, IN AQUEOUS ALCOHOL, AND LETTING SAID COMPOSITION DRY ON SAID 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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |