Precision Castparts Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B22C FOUNDRY MOULDING 226
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 266
 
  
 
C22C ALLOYS 171

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6024163 Investment casting brittle, reactive materialsJan 07, 97Feb 15, 00[B22C]
5643844 Method for stabilizing ceramic suspensionsSep 27, 94Jul 01, 97[C04B]
5464797 Yttria-zirconia slurries and mold facecoats for casting reactive metalsDec 05, 94Nov 07, 95[C04B, C22C]
5407001 Yttria-zirconia slurries and mold facecoats for casting reactive metalsJul 08, 93Apr 18, 95[B22C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0075,619 Method for making molybdenum parts using metal injection moldingAbandonedSep 27, 06Mar 27, 08[B22F]
2006/0018,780 Method and composition for making a wireAbandonedJul 23, 04Jan 26, 06[B22F]
2004/0187,653 Rotatable seat for cutting tool insertAbandonedMar 28, 03Sep 30, 04[B23B]
5618633 Honeycomb castingExpiredJul 12, 94Apr 08, 97[E04C, B32B]
5577547 Method of casting a metal articleExpiredApr 28, 94Nov 26, 96[B22D]
4996175 Refractory composition and method for metal castingExpiredJan 25, 88Feb 26, 91[C04B]
4861546 Method of forming a metal article from powdered metalExpiredDec 23, 87Aug 29, 89[B22F]
4815516 Method for recovering casting refractory compositions from investment casting shell moldsExpiredMar 04, 88Mar 28, 89[B22C]
4799530 Method for recovering casting refractory compositions from investment casting slurriesExpiredFeb 08, 88Jan 24, 89[B02C, C01F]
4772450 Methods of forming powdered metal articlesExpiredJul 25, 84Sep 20, 88[B22F]

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