US2945013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-soluble interpolymers of acrylic acids and 2-ethylhexyl esters of acrylic acids and method of making same
Assignee: Monsanto Chemicals Ltd
•
Filing: 1956-03-22
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Granted: 1960-07-12
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Expires: 1976-03-22
Abstract
No abstract record available.
Inventors
- 👤 John B Ott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:34
CPC Classifications
C; C08; C08F; C08F220/00; C08F220/02; C08F220/04; C08F220/06; Y; Y10; Y10S; Y10S526/00; Y10S526/932
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
WATER-SOLUBLE INTERPOLYMERS CONSISTING OF 93.598.5 MOL PERCENT OF AN ACIDIC MONNOMER OF THE GROUP CONSISTING OF ACRYLIC ACID, METHACRYLIC ACID AND MIXTURES THEREOF AND, CORRESPONDINGLY, 6.5-1.5 MOL PERCENT OF A MONOMER OF THE GROUP CONSISTING OF 2-ETHYLHEXYL ACRYLATE, 2-ETHYLHEXYL METHACRYLATE AND MIXTURES THEREOF
Claim 2
Dependent Claim
43 words
WATER-SOLUBLE INTERPOLYMERS CONSISTING OF 93.598.5 MOL PERCENT OF AN ACIDIC MONNOMER OF THE GROUP CONSISTING OF ACRYLIC ACID, METHACRYLIC ACID AND MIXTURES THEREOF AND, CORRESPONDINGLY, 6.5-1.5 MOL PERCENT OF A MONOMER OF THE GROUP CONSISTING OF 2-ETHYLHEXYL ACRYLATE, 2-ETHYLHEXYL METHACRYLATE AND MIXTURES THEREOF
References Cited (Backward Citations)
GB478323A
Cited
GB517123A
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GB532308A
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US2289540A
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GB570837A
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GB584857A
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US2726230A
Cited
US2765229A
Cited
US2765228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |