CARL R. MARSCHKE

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B31F MECHANICAL WORKING OR DEFORMATION OF PAPER OR CARDBOARD 124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7896999 Method of forming open core web elementsJun 12, 08Mar 01, 11[B31F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7998300 Apparatus and method for producing waterproof structural corrugated paperboardExpiredSep 14, 09Aug 16, 11[B32B]
2008/0078,495 Web Fluting Apparatus and method of Forming Open Core Web ElementsAbandonedDec 06, 07Apr 03, 08[B29C]

Top Inventors for This Owner

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