David M. Hedstrand

Person

Midland, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pyrrolidone derivatives, oligomers and polymers
- Patent number 10,968,176
- Issue date Apr 6, 2021
- NanoSynthons LLC
- Donald A Tomalia
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pyrrolidone derivatives, oligomers and polymers
- Patent number 10,420,849
- Issue date Sep 24, 2019
- NanoSynthons LLC
- Donald A Tomalia
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dense star polymer conjugates as dyes
- Patent number 6,312,679
- Issue date Nov 6, 2001
- The Dow Chemical Company
- Donald A. Tomalia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Starburst conjugates
- Patent number 6,177,414
- Issue date Jan 23, 2001
- The Dow Chemical Company
- Donald A. Tomalia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hyper comb-branched polymer conjugates
- Patent number 5,919,442
- Issue date Jul 6, 1999
- Dendritech, Inc.
- Rui Yin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Non-crosslinked, polybranched polymers
- Patent number 5,773,527
- Issue date Jun 30, 1998
- Dendritech, Inc.
- Donald A. Tomalia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bioactive and/or targeted dendrimer conjugates
- Patent number 5,714,166
- Issue date Feb 3, 1998
- The Dow Chemical Company
- Donald A. Tomalia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for producing hyper-comb-branched polymers
- Patent number 5,631,329
- Issue date May 20, 1997
- Dendritech, Inc.
- Rui Yin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Structured copolymers and their use as absorbents, gels and carrier...
- Patent number 5,560,929
- Issue date Oct 1, 1996
- The Dow Chemical Company
- David M. Hedstrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dense star polymer conjugates
- Patent number 5,527,524
- Issue date Jun 18, 1996
- The Dow Chemical Company
- Donald A. Tomalia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Small cell foams containing a modified dense star polymer or dendri...
- Patent number 5,393,797
- Issue date Feb 28, 1995
- The Dow Chemical Company
- David M. Hedstrand
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer blend containing a modified dense star polymer or dendrimer...
- Patent number 5,393,795
- Issue date Feb 28, 1995
- The Dow Chemical Company
- David M. Hedstrand
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Small cell foams and blends and a process for their preparation
- Patent number 5,387,617
- Issue date Feb 7, 1995
- The Dow Chemical Company
- David M. Hedstrand
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Starburst conjugates
- Patent number 5,338,532
- Issue date Aug 16, 1994
- The Dow Chemical Company
- Donald A. Tomalia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Herbicidal cyanoguanidines and cyanoisothioureas
- Patent number 4,684,398
- Issue date Aug 4, 1987
- The Dow Chemical Company
- Joseph E. Dunbar
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Cyanoguanidine useful as an animal growth promoting agent
- Patent number 4,661,520
- Issue date Apr 28, 1987
- The Dow Chemical Company
- Joseph E. Dunbar
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
PYRROLIDONE DERIVATIVES, OLIGOMERS AND POLYMERS
- Publication number 20190352258
- Publication date Nov 21, 2019
- NanoSynthons LLC
- Donald A Tomalia
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PYRROLIDONE DERIVATIVES, OLIGOMERS AND POLYMERS
- Publication number 20170246323
- Publication date Aug 31, 2017
- NanoSynthons LLC
- Donald A Tomalia
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

David M. Hedstrand

Person

Patents Grantslast 30 patents

Pyrrolidone derivatives, oligomers and polymers

Pyrrolidone derivatives, oligomers and polymers

Dense star polymer conjugates as dyes

Starburst conjugates

Hyper comb-branched polymer conjugates

Non-crosslinked, polybranched polymers

Bioactive and/or targeted dendrimer conjugates

Process for producing hyper-comb-branched polymers

Structured copolymers and their use as absorbents, gels and carrier...

Dense star polymer conjugates

Small cell foams containing a modified dense star polymer or dendri...

Polymer blend containing a modified dense star polymer or dendrimer...

Small cell foams and blends and a process for their preparation

Starburst conjugates

Herbicidal cyanoguanidines and cyanoisothioureas

Cyanoguanidine useful as an animal growth promoting agent

Patents Applicationslast 30 patents

PYRROLIDONE DERIVATIVES, OLIGOMERS AND POLYMERS

PYRROLIDONE DERIVATIVES, OLIGOMERS AND POLYMERS