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For the Inventor, By the Inventor

Saint Paul, MN, United States of America

Mara E Liepa

This inventor holds 4 USPTO granted patents. Top assignee: 3M Innovative Properties Company. Active years: 1999-2002.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 4.9

ph-index = 4

Forward Citations = 391(Granted Patents)


Company Filing History:

goldMedal4 out of 22,360 
 
3M Innovative Properties Company
 patents

Years Active: 1999-2002

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4 patents (USPTO):Explore Patents
1. 6352471 - Abrasive brush with filaments having plastic abrasive particles therein (2002-03-05),
2. 6277160 - Abrasive article and method of making such article (2001-08-21),
3. 6080215 - Abrasive article and method of making such article (2000-06-27),
4. 5903951 - Molded brush segment (1999-05-18),
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