RICHLINE GROUP, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21L MAKING CHAINS 63
 
  
 
A44C JEWELLERY; BRACELETS; OTHER PERSONAL ADORNMENTS; COINS 119
 
  
 
C22C ALLOYS 171
 
  
 
1101 JEWELLERY129

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9267191 Reversibly age hardenable, palladium containing tarnish resistant sterling silver alloysOct 03, 13Feb 23, 16[C22C]
8850674 Nut plate for pierced earringsMar 12, 12Oct 07, 14[A44C]
D702149 Ear ringDec 07, 12Apr 08, 14[1101]
D461140 Ornamental earnutNov 08, 00Aug 06, 02[1102]
D395257 Jewelry pendantOct 11, 96Jun 16, 98[1101]
D391517 Jewelry cubesOct 11, 96Mar 03, 98[1101]
D390154 Jewelry pendantOct 11, 96Feb 03, 98[1101]
D384301 Jewelry pendantDec 12, 95Sep 30, 97[1101]
D380319 Display pedestalFeb 26, 96Jul 01, 97[0604]
D377629 Jewelry chainFeb 03, 95Jan 28, 97[]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0328,718 18K Ni-FREE AGE HARDENABLE WHITE GOLD ALLOYAbandonedMay 06, 14Nov 06, 14[C22C]
2014/0013,800 JEWELRY ARTICLE WITH FORMED ILLUSION PLATEAbandonedOct 16, 12Jan 16, 14[A44C]
2008/0016,911 Reversible earring jewelryAbandonedJun 07, 06Jan 24, 08[A44C]
6968671 Lightweight OMEGA chain and improved method of manufactureExpiredNov 08, 04Nov 29, 05[B21L]
6895737 Lightweight omega chain and improved method of manufactureExpiredJun 07, 04May 24, 05[B21L]
6745554 Lightweight omega chain and improved method of manufactureExpiredAug 08, 02Jun 08, 04[B21L]
5797258 Method of manufacturing hollow diamond cut chain with multi-faceted surfaceExpiredNov 29, 96Aug 25, 98[B21L]
5611144 Method of manufacturing unique jewelry and article formed therefromExpiredMay 31, 96Mar 18, 97[B21L]
D369311 Spiral rope jewelry chainExpiredJan 25, 94Apr 30, 96[]
D349865 Heart jewelry chainExpiredOct 27, 93Aug 23, 94[]
D348626 Jewelry finger ringExpiredJan 25, 93Jul 12, 94[]
D343806 Four-sided link-based jewelry rope chainExpiredFeb 06, 92Feb 01, 94[]
D337073 Jewelry chainExpiredAug 27, 90Jul 06, 93[]

Top Inventors for This Owner

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