BOATMEN'S BANK IOWA N.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C08B POLYSACCHARIDES; DERIVATIVES THEREOF 130

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5314754 Starch derived shaped articlesNov 25, 91May 24, 94[C08B, B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D352269 Cellular telephone batteryExpiredOct 11, 91Nov 08, 94[]
D350328 Cellular telephone batteryExpiredFeb 11, 92Sep 06, 94[]
5229566 Process and apparatus for spot-welding a flexible welding board to a battery cellExpiredNov 29, 90Jul 20, 93[B23K]
5223690 Process and apparatus for spot-welding a flexible welding board to a battery cellExpiredMay 22, 92Jun 29, 93[B23K]
5198314 Seal for cells containing alkaline electrolyteExpiredJul 23, 91Mar 30, 93[H01T]
5144248 Method and apparatus for measuring the voltage and charge of a batteryExpiredMay 22, 89Sep 01, 92[G01N]
5057386 Seal for cells containing alkaline electrolyteExpiredJan 04, 89Oct 15, 91[H01M]

Top Inventors for This Owner

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