Keymaster Technologies, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6850592 Methods for identification and verification using digital equivalent data systemDec 16, 02Feb 01, 05[G01N]
D460370 Portable analyzation deviceJun 30, 01Jul 16, 02[1004]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7443951 Exempt source for an x-ray fluorescence deviceExpiredApr 01, 05Oct 28, 08[G01N]
6909770 Methods for identification and verification using vacuum XRF systemExpiredNov 29, 02Jun 21, 05[G01N]
2003/0194,052 Methods for identification and verificationAbandonedApr 12, 02Oct 16, 03[G01N, G01T]
6501825 Methods for identification and verificationExpiredJan 19, 01Dec 31, 02[G01N]
6477227 Methods for identification and verificationExpiredNov 20, 00Nov 05, 02[G01N]
2002/0097,833 Methods for identification and verificationAbandonedDec 05, 01Jul 25, 02[G01N, G01T]
2002/0094,058 Methods for identification and verificationAbandonedJan 16, 01Jul 18, 02[G01N, G01T]

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