US3139437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel reaction products of polymeric fat acids and polyamines
Assignee: General Mills Inc
•
Filing: 1960-07-20
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Granted: 1964-06-30
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Expires: 1980-07-20
Abstract
No abstract record available.
Inventors
- 👤 Peterson Lowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:17
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/06; C08G73/0605; C08G73/0616; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5046; C08G59/5053; C08G59/5073; C08G69/00; C08G69/02; C08G69/26; C08G69/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
AN AMINO-POLY-IMIDAZOLINE-AMIDE PREPARED BY REACTING AT TEMPERATURES IN THE RANGE OF 285-315*C. FOR ABOUT 2 HOURS POLYMERIC FAT ACIDS AND AN EXCESS OF AN ALIPHATIC POLYAMINE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
30 words
AN AMINO-POLY-IMIDAZOLINE-AMIDE PREPARED BY REACTING AT TEMPERATURES IN THE RANGE OF 285-315*C. FOR ABOUT 2 HOURS POLYMERIC FAT ACIDS AND AN EXCESS OF AN ALIPHATIC POLYAMINE OF THE GENERAL FORMULA
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |