Patent US2559635A successfully refreshed from Google Patents.
US2559635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers of alkyl alpha-acyloxy-acrylates
Assignee: Eastman Kodak Co
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Filing: 1950-03-01
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Granted: 1951-07-10
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Expires: 1970-03-01
Abstract
No abstract record available.
Inventors
- 👤 William O Kenyon
- 👤 Thomas T M Laakso
- 👤 Cornelius C Unruh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:37
CPC Classifications
C; C08; C08F; C08F10/00; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/14; C08F220/16; C08F220/18; C08F220/1804
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A RESINOUS INTERPOLYMER OF AN ALKYL A-ACYLOXYACRYLATE SELECTED FROM THOSE REPRESENTED BY THE FOLLOWING GENERAL FORMULA:
Claim 2
Dependent Claim
16 words
A RESINOUS INTERPOLYMER OF AN ALKYL A-ACYLOXYACRYLATE SELECTED FROM THOSE REPRESENTED BY THE FOLLOWING GENERAL 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) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |