LYMAN PRODUCTS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 120
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165
 
  
 
F41C SMALLARMS, e.g. PISTOLS, RIFLES 119
 
  
 
F41G WEAPON SIGHTS; AIMING 128
 
  
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 138
 
  
 
2201 PROJECTILE WEAPONS125

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0282,324 Two Stage Stainless Steel Media SifterMar 31, 16Oct 05, 17[B24B, B08B, B07B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D568436 Funnel for reloading cartridgesFeb 06, 07May 06, 08[2201]
6854975 Electronic trigger pull gaugeJul 24, 02Feb 15, 05[F41G]
6189454 Inert practice round with solid bodyDec 30, 98Feb 20, 01[F42B]
5465520 Gun gripOct 27, 94Nov 14, 95[F41C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0183,568 Funnel for reloading cartridgesAbandonedJan 16, 04Aug 25, 05[F42B]
2003/0079,396 Apparatus for improving gunsight accuracy and systemAbandonedApr 04, 01May 01, 03[F41G]
6189414 Counter plate and cutting die for die cutting machineExpiredAug 07, 98Feb 20, 01[B21K]
6014830 Remountable gun sight for low illuminationExpiredMar 25, 98Jan 18, 00[F41C, F41G]
5862618 Gun sight for sighting moving targetsExpiredApr 21, 97Jan 26, 99[F41C, F41G]
5467552 Gun sight mounting structureExpiredOct 12, 94Nov 21, 95[F41G]
D344124 Gun gripExpiredJan 08, 92Feb 08, 94[]
5231237 Gun grip assemblyExpiredAug 10, 92Jul 27, 93[F41C]
D325952 Shotshell carrierExpiredNov 03, 89May 05, 92[]
5036623 Tumbler for polishing small parts such as ammunition cases and the likeExpiredNov 06, 89Aug 06, 91[B24B]
D311277 HolsterExpiredJan 12, 88Oct 16, 90[]
4956932 Gun recoil padExpiredOct 16, 89Sep 18, 90[F41C]
4905880 HolsterExpiredJan 12, 88Mar 06, 90[F41C, A45F]
4878304 Gun gripExpiredOct 27, 88Nov 07, 89[F41C]
D290013 Vibratory tumbler baseExpiredAug 14, 86May 26, 87[]
D288819 Vibratory tumblerExpiredMar 05, 84Mar 17, 87[]
4602450 Forend structure for pistol conversion assemblyExpiredMay 13, 85Jul 29, 86[F41C]
4542606 Pistol structureExpiredJul 13, 83Sep 24, 85[F41C]
4516346 Magazine for gunsExpiredFeb 01, 83May 14, 85[F41C]
4514922 Gun magazine structureExpiredFeb 01, 83May 07, 85[F41C]

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