MCKAY AUSTRALIA LIMITED (FORMERLY RALPH MCKAY LIMITED)

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E01B PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS 121

Top Patents (by citation)

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Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5203502 Ribbed elastomeric rail padMay 29, 92Apr 20, 93[E01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5165346 Rail fastener applicatorExpiredNov 30, 90Nov 24, 92[E01B]
5110046 Rail fastening systemExpiredMar 07, 90May 05, 92[E01B]
5003888 Rail fastener applicatorExpiredAug 16, 89Apr 02, 91[B61H, E01B]
4928878 Fastening rails to wooden sleepersExpiredFeb 25, 88May 29, 90[E01B]
D296662 Rail spike unitExpiredMay 06, 85Jul 12, 88[]
4688719 Rail clip supportExpiredDec 20, 84Aug 25, 87[E01B]
4685618 Rail fastening systemsExpiredJan 27, 86Aug 11, 87[E01B]
4618093 Rail insulation padsExpiredJun 20, 84Oct 21, 86[E01B]
4580501 Removing elastic rail fastenersExpiredApr 07, 83Apr 08, 86[B61D]
4576334 Cast shoulderExpiredApr 26, 84Mar 18, 86[E01B]
4494463 Rail fastener applicatorExpiredAug 23, 82Jan 22, 85[E01B]
4463898 Rail fastenersExpiredFeb 10, 81Aug 07, 84[E01B]
4379521 Spring rail fastening systemExpiredDec 19, 80Apr 12, 83[E01B]
4325511 Method for forming rail clipsExpiredMay 04, 79Apr 20, 82[E01B, B21D]
4313563 Rail fastenerExpiredMar 10, 80Feb 02, 82[E01B]
4284238 Rail fastenersExpiredJun 25, 79Aug 18, 81[E01B]

Top Inventors for This Owner

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