Patent US4374830A successfully refreshed from Google Patents.
US3037871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyamide resin binder for printing inks
Assignee: General Mills Inc
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Filing: 1959-01-13
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Granted: 1962-06-05
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Expires: 1979-01-13
Abstract
No abstract record available.
Inventors
- 👤 Don E Floyd
- 👤 David W Glaser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:26
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/102; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C08G69/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A COMPOSITION OF MATTER COMPRISING A POLYAMIDE RESIN OF EQUIVALENT AMOUNTS OF AN ALKYLENE DIAMINE HAVING THE GENERAL FORMUAL H2N(CH2)NNH2 WHERE N IS AN INTEGER FROM 2 TO 6 AND A BLEND OF POLYMERIC FAT ACIDS AND DIMERIZED ROSIN ACIDS, SAID DIMERIZED ROSIN ACIDS BEING EMPLOYED IN AN AMOUNT OF FROM .05 TO .20 MOL PERCENT BASED ON THE TOTAL ACID EMPLOYED.
Claim 2
Dependent Claim
62 words
A COMPOSITION OF MATTER COMPRISING A POLYAMIDE RESIN OF EQUIVALENT AMOUNTS OF AN ALKYLENE DIAMINE HAVING THE GENERAL FORMUAL H2N(CH2)NNH2 WHERE N IS AN INTEGER FROM 2 TO 6 AND A BLEND OF POLYMERIC FAT ACIDS AND DIMERIZED ROSIN ACIDS, SAID DIMERIZED ROSIN ACIDS BEING EMPLOYED IN AN AMOUNT OF FROM .05 TO .20 MOL PERCENT BASED ON THE TOTAL ACID EMPLOYED.
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) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |