Patent US1496947A successfully refreshed from Google Patents.
Patent US2605243A successfully refreshed from Google Patents.
US2605243A
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US
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Modified alkyd resins from an alkyd resin and an alkoxy hydrocarbon silane
Assignee: Individual
•
Filing: 1947-05-26
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Granted: 1952-07-29
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Expires: 1967-05-26
Abstract
No abstract record available.
Inventors
- 👤 Frank J Sowa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:16
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/91; C08G63/914; C08G77/00; C08G77/42; C08G77/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A MODIFIED ALKYL RESIN PRODUCED BY REACTING AN ALKYL RESIN WITH A COMPOUND OF THE GENERIC FORMULA RYSIX4-Y, IN WHICH R IS A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF ALKENYL RADICALS HAVING FROM THREE TO FOUR CARBON ATOMS, ALKYL AND ARYL RADICALS, X IS AN ALKOXY RADICAL HAVING FROM ONE TO FIVE CARBON ATOMS, AND Y IS AN INTEGER FROM ONE TO THREE, AT A TEMPERATURE SUFFICIENT TO REMOVE ALCOHOL FORMED BY THE REACTION.
Claim 2
Dependent Claim
75 words
A MODIFIED ALKYL RESIN PRODUCED BY REACTING AN ALKYL RESIN WITH A COMPOUND OF THE GENERIC FORMULA RYSIX4-Y, IN WHICH R IS A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF ALKENYL RADICALS HAVING FROM THREE TO FOUR CARBON ATOMS, ALKYL AND ARYL RADICALS, X IS AN ALKOXY RADICAL HAVING FROM ONE TO FIVE CARBON ATOMS, AND Y IS AN INTEGER FROM ONE TO THREE, AT A TEMPERATURE SUFFICIENT TO REMOVE ALCOHOL FORMED BY THE REACTION.
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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) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |