Patent US2566739A successfully refreshed from Google Patents.
US2566739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl monomer compositions stabilized against the deleterious effects of copper and copper compounds
Assignee: Interchemical Corp
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Filing: 1947-11-25
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Granted: 1951-09-04
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Expires: 1967-11-25
Abstract
No abstract record available.
Inventors
- 👤 Samuel A Moore
- 👤 Kass Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:21
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/38; C07; C07C; C07C7/00; C07C7/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A COMPOSITION OF MATTER COMPRISING MONOMERIC VINYL ACETATE STABILIZED AGAINST THE DELETERIOUS EFFECTS OF COPCPER AND COPPER COMPOUNDS WITH 0.05 TO 5%, BASED ON VINYL ACETATE, OF AN HYDROXY POLYCARBOXYLIC ACID.
Claim 2
Dependent Claim
31 words
A COMPOSITION OF MATTER COMPRISING MONOMERIC VINYL ACETATE STABILIZED AGAINST THE DELETERIOUS EFFECTS OF COPCPER AND COPPER COMPOUNDS WITH 0.05 TO 5%, BASED ON VINYL ACETATE, OF AN HYDROXY POLYCARBOXYLIC ACID.
References Cited (Backward Citations)
US2228791A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |