EVAC INTERNATIONAL OY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E03D WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR519
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 113
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8381324 Vacuum sewage systemDec 17, 07Feb 26, 13[E03D]
7845028 Vacuum sewer systemJan 23, 06Dec 07, 10[E03D]
7770241 Vacuum sewer systemFeb 09, 07Aug 10, 10[E03D]
6748973 Valve meansApr 15, 02Jun 15, 04[F16K]
6470925 Vacuum systemJul 05, 01Oct 29, 02[B65B]
6305403 Aeration apparatus for a vertical riser in a vacuum drainage systemSep 16, 99Oct 23, 01[F04F]
D444217 ToiletNov 15, 99Jun 26, 01[2302]
5535770 Ejector deviceNov 08, 94Jul 16, 96[E03D]
5165457 Vacuum sewer arrangementJun 13, 91Nov 24, 92[E03D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0175,515 Vacuum sewer systemAbandonedDec 18, 06Aug 02, 07[B67C]
7077958 Sewage treatment plantExpiredNov 20, 02Jul 18, 06[C02F]
2004/0237,183 Vacuum sewer systemAbandonedJul 19, 04Dec 02, 04[E03D]
6732386 Rinse fluid valve for a vacuum toiletExpiredJan 29, 02May 11, 04[E03D]
6651837 Vacuum waste tankExpiredApr 21, 99Nov 25, 03[B65D]
6648002 Vacuum sewer systemExpiredMar 25, 02Nov 18, 03[F04F]
6645387 Separator deviceExpiredFeb 05, 02Nov 11, 03[C02F, B01D]
6638420 Apparatus for sewage treatmentExpiredFeb 22, 02Oct 28, 03[C02F]
2003/0167,561 Vacuum urinal assemblyAbandonedFeb 10, 03Sep 11, 03[E03D]
6474357 Vacuum sewer systemExpiredAug 02, 01Nov 05, 02[F04F]
6467497 Buffer box for use in a vacuum drainage systemExpiredApr 21, 99Oct 22, 02[F16K, B65G, E03F]
6434759 Automatically operable lid for a vacuum waste receptacleExpiredJul 02, 01Aug 20, 02[A47K]
6349424 Rinse fluid valve for a vacuum toiletExpiredNov 16, 00Feb 26, 02[E03D]
6349425 Valve set for a vacuum toiletExpiredNov 16, 00Feb 26, 02[E03D]
6311717 Buffer box for use in a vacuum drainage systemWithdrawnApr 21, 99Nov 06, 01[E03F]
6283140 Waste fluid discharge columnExpiredFeb 08, 00Sep 04, 01[F04F]
6243887 Sewer systemExpiredJun 30, 99Jun 12, 01[E03D]
6216285 Waste transport arrangementExpiredDec 23, 99Apr 17, 01[E03D]
6152160 Modular vacuum drainage systemExpiredAug 30, 99Nov 28, 00[F04F]
6131596 Automatic vacuum isolation valve network for a vacuum collection systemExpiredJul 09, 99Oct 17, 00[F04F]

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