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US3405084A
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Neutralized terpolymeric resin of vinyl pyrrolidone, alkyl acrylate or methacrylate,and unsaturated monocarboxylic acid
Assignee: BARR Co G
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Filing: 1965-06-30
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Granted: 1968-10-08
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Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 Bohac Stanley
- 👤 Morris J Root
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:27
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/06; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/81; A61K8/817; A61K8/8182; C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C09; C09K; C09K3/00; C09K3/30; Y; Y10; Y10S; Y10S424/00; Y10S424/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |