Patent US3607940A successfully refreshed from Google Patents.
US3607940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beta-aliphaticaminopropionamides
Assignee: Armour Industrial Chemical Co
•
Filing: 1967-08-28
•
Granted: 1971-09-21
•
Expires: 1987-08-28
Abstract
Abstract Beta -ALIPHATICAMINOPROPIONAMIDES HAVING A SECONDARY-ALKYL GROUP PREPARED BY THE REACTION OF A SECONDARY-ALKYL AMINE OR DIAMINE WITH ACRYLAMIDE PROVIDING A SUPERIOR PRODUCT FOR USES SUCH AS HOT MELT WAX ADHESIVE SLIP AGENTS AND AS SETTLING AGENTS FOR PARTICULATE SUSPENSIONS IN HYDROCARBON SYSTEMS.
Inventors
- 👤 Eugene J Miller Jr
- 👤 Harlan E Tiefenthal
- 👤 Steven C Ducey
- 👤 Frederick S Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:22
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/04; C07C; C07C237/00; C07C237/02; C07C237/04; C07C237/06; C07C237/22
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
27 words
A compounds of claim 1 wherein R is selected from the group consisting of wherein x and y are integers having a sum of 3 to 19.
Claim 2
Dependent Claim
27 words
A compounds of claim 1 wherein R is selected from the group consisting of wherein x and y are integers having a sum of 3 to 19.
Claim 3
Dependent Claim
18 words
A compounds of claim 3 wherein x and y are integers having a sum from 8 to 11.
Claim 4
Dependent Claim
18 words
Beta -aliphaticaminopropionamide having the formula wherein x and y are integers having a sum of 3 to 19.
Claim 5
Dependent Claim
18 words
A compounds of claim 5 wherein x and y are integers having a sum from 8 to 11.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |