Patent US3224893A successfully refreshed from Google Patents.
US3224893A
Expired / Lapsed
US
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Polyamides of improved solubility from polyalkylene polyamines, hydroxy monocarboxylic acid, and hydrocarbon polymeric fat acids
Assignee: General Mills Inc
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Filing: 1962-09-10
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Granted: 1965-12-21
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Expires: 1982-09-10
Abstract
No abstract record available.
Inventors
- 👤 Don E Floyd
- 👤 David W Glaser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:56
CPC Classifications
C; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C08G69/34; C08G69/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A FLEXOGRAPHIC INK BINDER CONSISTING ESSENTIALLY OF A SOLUTION OF THE CONDENSATION PRODUCT OF (A) POLYALKYLENE POLYAMINES OF THE GENERAL FORMULA
Claim 2
Dependent Claim
21 words
A FLEXOGRAPHIC INK BINDER CONSISTING ESSENTIALLY OF A SOLUTION OF THE CONDENSATION PRODUCT OF (A) POLYALKYLENE POLYAMINES OF THE GENERAL FORMULA
References Cited (Backward Citations)
US2174527A
Cited
US2379413A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |