US3203919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acrylic/siloxane copolymer, polysiloxane composition containing same, and article coated with the composition
Assignee: EIDP Inc
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Filing: 1962-09-19
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Granted: 1965-08-31
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Expires: 1982-09-19
Abstract
No abstract record available.
Inventors
- 👤 Armand E Brachman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:40
CPC Classifications
C; C08; C08F; C08F230/00; C08F230/04; C08F230/08; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/045; C08G77/14; C08G77/20; C08G77/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
AN INTERPOLYMER OF A MONOMER MIXTURE COMPRISING (A) ABOUT 20-80% OF AN ESTER SELECTED FROM THE GROUP CONSISTING OF THE ALKYL ESTERS OF ACRYLIC AND METHACRYLIC ACIDS IN WHICH THE ALKYL GROUPS CONTAIN 1-6 CARBON ATOMS. (B) ABOUT 10-40% OF A MONOMER OF THE FORMULA
Claim 2
Dependent Claim
45 words
AN INTERPOLYMER OF A MONOMER MIXTURE COMPRISING (A) ABOUT 20-80% OF AN ESTER SELECTED FROM THE GROUP CONSISTING OF THE ALKYL ESTERS OF ACRYLIC AND METHACRYLIC ACIDS IN WHICH THE ALKYL GROUPS CONTAIN 1-6 CARBON ATOMS. (B) ABOUT 10-40% OF A MONOMER OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |