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For the Inventor, By the Inventor

Tonawanda, NY, United States of America

William R Burke

This inventor holds 3 USPTO granted patents. Top assignees: National Gypsum Company, National Gypsum Properties, LLC. Active years: 1979-2004.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 3

Forward Citations = 85(Granted Patents)


Company Filing History:

goldMedal2 out of 155 
 
National Gypsum Company
 patents
silverMedal1 out of 44 
 
National Gypsum Properties, LLC
 patents

Years Active: 1979-2004

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3 patents (USPTO):Explore Patents
1. 6699426 - Gypsum wallboard core, and method and apparatus for making the same (2004-03-02),
2. 4286995 - Mica-free joint compound (1981-09-01),
3. 4152873 - Bonded two piece metal stud (1979-05-08),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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