USRE37037E
Emulsified mannich acrylamide polymers
Abstract
Mannich (alk)acrylamide microparticles are produced at high solids contents without a significant increase in bulk viscosity by inverse microemulsion polymerization and provide superior dewatering characteristics.
Term
Term ended
Expired 16 May 2017, 9.4 years ago.
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Every citation, both waysCites: the store holds 91 of 92
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| JPS63218246A | Cites | Japan | Applicant |
| "Emulsion Polymerization" in "Principles of Polymerization" by Odian, 2nd Ed. pp. 319-323, 1981. | Non-patent | – | Search report |
| Buffle et al. Environmental Particles, in Analytical and Physical Chemistry Series, vol. 1, Forward and Contents (1992), pub. by Lewis Publishers. | Non-patent | – | Applicant |
| Candau et al., Journal of Colloid and Interface Science, vol. 101, pp. 167-183 (1984). | Non-patent | – | Applicant |
| Miller, The Structure of Polymers, in Polymer Science and Engineering Series, pp. 334-337 (1966), pub. by Reinhold Publishing Corp. | Non-patent | – | Applicant |
| Morgan et al., "How Cationic Polymer Structure Relates to Dewatering Efficiency of Waste-Activated Sludges", Adv.Chem.Ser., 187, pp. 235-252, (1980). | Non-patent | – | Applicant |
| Shibahara et al., Chemical Abstracts, 90:7086z (1979). | Non-patent | – | Applicant |
7 members in 1 office
Priority claims14
| Document | Office | Kind | Date |
|---|---|---|---|
| 28592788 | United States of America | A | |
| 28592788 | United States of America | A | |
| 42873089 | United States of America | A | |
| 42873089 | United States of America | A | |
| 27418094 | United States of America | A | |
| 27418094 | United States of America | A | |
| 85771597 | United States of America | A | |
| 07285927 | – | – | – |
| 07428730 | – | – | – |
| 08274180 | – | – | – |
| US19880285927 | – | – | – |
| US19890428730 | – | – | – |
| US19940274180 | – | – | – |
| US19970857715 | – | – | – |
Members7
| Document | Office | Kind | |
|---|---|---|---|
| US4956399A | United States of America | A | |
| US5037881A | United States of America | A | |
| US5132023A | United States of America | A | |
| US5723548A | United States of America | A | |
| USRE36780E | United States of America | E | |
| USRE36884E | United States of America | E | |
| USRE37037EThis record | United States of America | E |
2 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| AssignmentAS | AS | |
| Fee payment procedurePAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITYFEPP | FEPP |
Numbers
- Publication, DOCDB
- RE37037
- Publication, EPODOC
- USRE37037E
- Application
- 8857715
- Application, DOCDB
- 85771597
- Application, EPODOC
- US19970857715
Titles
- English
- Emulsified mannich acrylamide polymers
Classification
- CPC, 1
- C08F8/32
- IPC, 2
- C08F2 32
- C08F8 32
- USPC, 11
- 524827000
- 523223000
- 523336000
- 524801000
- 524812000
- 524829000
- 524831000
- 525328400
- 525329400
- 525379000
- 526306000