Potlatch Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
  
 
D21H PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7485286 Termite resistant and fungal resistant oriented strand board and methods for manufacturingOct 03, 06Feb 03, 09[A61K]
7378044 Method for manufacturing wood-based composite panel having foil overlayDec 09, 03May 27, 08[B32B]
7264796 Termite resistant and fungal resistant oriented strand board and methods for manufacturingSep 24, 04Sep 04, 07[A61K]
D508331 Surface pattern for a paper towelJan 07, 04Aug 16, 05[0506]
D507415 Surface pattern for a paper towelNov 05, 03Jul 19, 05[0506]
D503283 Surface pattern for a paper towelJan 07, 04Mar 29, 05[0506]
D496797 Surface pattern for a paper towelOct 30, 03Oct 05, 04[0506]
D494766 Surface pattern for a paper towelOct 30, 03Aug 24, 04[0506]
D471019 Embossed paperSep 28, 01Mar 04, 03[0506]
D453421 Embossed paperMar 14, 01Feb 12, 02[0506]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6901718 Paper packaging apparatusExpiredJan 14, 04Jun 07, 05[B65B]
2004/0121,127 Blister board article, blister pack system, and processes of makingAbandonedDec 18, 02Jun 24, 04[B32B]
6732492 Methods of packaging paper productsExpiredJul 23, 02May 11, 04[B65B]
6368539 Methods of embossing materialsExpiredJul 30, 99Apr 09, 02[B29C, B31B, B30B]
5980919 Emollient compositions and methods of application to a substrate by electrostatic sprayingExpiredNov 10, 97Nov 09, 99[A61K, B05D]
5843278 Method of producing soft paper productsExpiredFeb 14, 97Dec 01, 98[D21C]
D372587 Bathroom tissue with floral designExpiredJan 19, 95Aug 13, 96[]
D372588 Bathroom tissue with print patternExpiredFeb 23, 95Aug 13, 96[]
D371909 Paper towelingExpiredDec 22, 94Jul 23, 96[]
D361895 Quilted bathroom tissueExpiredOct 29, 93Sep 05, 95[]
D353053 Embossed bathroom tissueExpiredApr 07, 93Dec 06, 94[]
5244541 Pulp treatment methodsExpiredNov 28, 90Sep 14, 93[D21C]
4976819 Pulp treatment methodsExpiredApr 28, 88Dec 11, 90[D21C]
4806398 Paper laminate and method for producing the laminate and paperboard containersExpiredMay 29, 87Feb 21, 89[B31B, B65D, B32B]
4739997 Pressurized bearing seal assemblyExpiredSep 05, 86Apr 26, 88[F16J]

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