Duskin Franchise Kabushiki Kaisha

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D277039 Mop carrier or similar articleExpiredMar 17, 81Jan 01, 85[]
4479280 Mat base plateExpiredDec 01, 80Oct 30, 84[A47L, B32B]
D274854 Mop carrierExpiredOct 16, 81Jul 24, 84[]
D274855 MopExpiredOct 16, 81Jul 24, 84[]
4444891 Method for testing toxicity of chemical substance by using nematodeExpiredMay 13, 82Apr 24, 84[G01N]
D272877 Door mat base plate or similar articleExpiredMay 08, 80Mar 06, 84[D061]
4423532 DusterExpiredApr 23, 81Jan 03, 84[A47L]
D271517 Air freshener dispenser or similar articleExpiredFeb 20, 81Nov 22, 83[D230]
4415620 Mat base plateExpiredJun 06, 80Nov 15, 83[A47L, B32B]
4392269 Mop carrierExpiredMar 05, 81Jul 12, 83[A46B, A47L, B25G]
4373224 Method for manufacturing a duster and the duster manufactured therefromExpiredApr 21, 81Feb 15, 83[A47L]
4370300 Aromatic odorant emitting deviceExpiredNov 24, 81Jan 25, 83[B01F, A61L]
D267535 Doormat support plate or similar articleExpiredFeb 09, 81Jan 11, 83[D061]
4361925 Mat-base assemblyExpiredJan 21, 81Dec 07, 82[A47L, B32B]
4360130 Dispenser, particularly for liquid soapExpiredOct 15, 80Nov 23, 82[G01F]
4359293 ConnectorExpiredFeb 11, 81Nov 16, 82[F16D]
D266636 Soap dispenserExpiredFeb 24, 81Oct 26, 82[D230]
4353142 Mop carrier and a rotary suppressor thereinExpiredJun 09, 80Oct 12, 82[A47L]
D265704 Door mat base plate or similar articleExpiredMay 08, 80Aug 10, 82[D061]
D265705 Door mat base plate or similar articleExpiredAug 11, 80Aug 10, 82[D061]

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