PRINCE MINERALS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B22C FOUNDRY MOULDING 127

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5911269 Method of making silica sand molds and cores for metal foundingSep 20, 96Jun 15, 99[B22C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0001,839 METHOD FOR PROTECTING THE VALVE OF A MOLTEN-METAL LADLE AND FACILITATING FREE OPENING THEREOFAbandonedAug 03, 10Jan 03, 13[C04B, B22D]
2012/0192,764 Anti-Veining Agent for Metal CastingAbandonedJan 24, 12Aug 02, 12[C04B]
8122936 Anti-veining agent for metal castingExpiredNov 09, 10Feb 28, 12[B22C, B32B]
8011419 Material used to combat thermal expansion related defects in the metal casting processExpiredOct 01, 08Sep 06, 11[B22C]
8007580 Material used to combat thermal expansion related defects in high temperature casting processesExpiredNov 06, 08Aug 30, 11[B22C]
7938169 Anti-veining agent for metal castingExpiredJun 20, 08May 10, 11[B22C]
2009/0114,365 MATERIAL USED TO COMBAT THERMAL EXPANSION RELATED DEFECTS IN HIGH TEMPERATURE CASTING PROCESSESAbandonedNov 06, 08May 07, 09[C04B, B22D, B22C]

Top Inventors for This Owner

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