R. Ellen Harelstad

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making printable forms comprising stickers and articles
- Patent number 6,869,654
- Issue date Mar 22, 2005
- 3M Innovative Properties Company
- Scott T. Ginkel
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Articles containing thioxanthone dyes
- Patent number 6,841,236
- Issue date Jan 11, 2005
- 3M Innovative Properties Co.
- Lee A. Pavelka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Durable fluorescent organic pigments and methods of making
- Patent number 6,533,961
- Issue date Mar 18, 2003
- 3M Innovative Properties Company
- R. Ellen Harelstad
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Method of making printable forms comprising stickers and articles
- Publication number 20040091657
- Publication date May 13, 2004
- 3M Innovative Properties Company
- Scott T. Ginkel
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Method of making printable forms comprising stickers and articles
- Publication number 20040091658
- Publication date May 13, 2004
- 3M Innovative Properties Company
- Scott T. Ginkel
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Durable fluorescent organic pigments and methods of making
- Publication number 20030102460
- Publication date Jun 5, 2003
- 3M Innovative Properties Company
- R. Ellen Harelstad
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Articles containing thioxanthone dyes
- Publication number 20030077451
- Publication date Apr 24, 2003
- 3M Innovative Properties Company
- Lee A. Pavelka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Durable fluorescent organic pigments and methods of making
- Publication number 20020002929
- Publication date Jan 10, 2002
- 3M Innovative Properties Company
- R. Ellen Harelstad
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES