BEROL KEMI AB
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 16, 1993 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 658 Total Citation Count
- Apr 27, 1977 Earliest Filing
- 34 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5080902 Article and a prophylactic composition containing a microbicideExpiredJun 29, 88Jan 14, 92[A61K, A61F]
5047197 Cellulose derivative spinning solutions having improved processability and processExpiredNov 19, 85Sep 10, 91[D01F]
4992587 Process of using a ruthenium-promoted, halogen-containing, nickel and/or cobalt catalyst, to catalyze an amination reactionExpiredJun 02, 89Feb 12, 91[C07C]
4990269 Surface active compound, a microemulsion containing said compound and the use thereofExpiredSep 21, 89Feb 05, 91[E21B]
4876122 Package capable of preventing foam formation, method of manufacturing such a package, and antifoaming agentExpiredMar 22, 88Oct 24, 89[D21H, B65D]
4863890 Process for preparing a ruthenium-promoted, halogen-containing nickel and/or cobalt catalyst and a catalyst prepared by the processExpiredJun 18, 87Sep 05, 89[B01J]
4855505 Promoted nickel and/or cobalt catalyst, its use, and process performed in its presenceExpiredDec 08, 86Aug 08, 89[C07C]
4839287 Process for the transesterification of triglycerides in an aqueous microemulsion reaction medium in the presence of lipase enzymeExpiredMar 10, 87Jun 13, 89[C12D]
4830739 Process and composition for the froth flotation beneficiation of iron minerals from iron oresExpiredJun 27, 88May 16, 89[B03D]
4831176 Ether phosphonate surfactants having branched hydrophobic tails and their use in an enhanced oil recovery processExpiredDec 30, 87May 16, 89[C07F]
4795578 Process and composition for the froth flotation beneficiation of iron minerals from iron oresExpiredDec 21, 87Jan 03, 89[B03D]
4767701 Poly I:C covalently bonded to polymer for diagnostic purposesExpiredSep 03, 85Aug 30, 88[G01N]
4732667 Process and composition for the froth flotation beneficiation of iron minerals from iron oresExpiredFeb 20, 85Mar 22, 88[B03D]
4710267 Process for reducing discoloration and/or tackiness in processing waste paper fibersExpiredMar 19, 85Dec 01, 87[D21C]
4701434 Promoted nickel and/or cobalt catalyst, its use, and process performed in its presesnceExpiredSep 05, 84Oct 20, 87[B01J]
4659332 Process for dry-cleaning textiles and microemulsion dry cleaning composition for the use thereinExpiredSep 20, 82Apr 21, 87[D06L, C11D]
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