Naarden International N.V.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5368876 Flavoring and perfume compositions and flavored and perfumed products which contain one or more substituted thiophenesExpiredOct 28, 92Nov 29, 94[A23L]
5196224 Substituted thiophenes, and flavoring and perfume compositions and flavored and perfumed products which contain one or more substituted thiophenesExpiredJun 20, 91Mar 23, 93[A23L]
5162551 Process for the preparation of dihydropyransExpiredJan 05, 89Nov 10, 92[C07D]
5103843 Process for improving the taste and aroma of tobaccoExpiredJun 28, 89Apr 14, 92[A24B]
5047256 Flavoring with alkyl (3-methylthio)-butyratesExpiredOct 09, 90Sep 10, 91[]
4921636 Time duration indicator systems, and also products containing such indicator systems having a limited duration of use or lifeExpiredDec 03, 86May 01, 90[B66D]
4843061 Cyclohexane-, cyclohexene- and cyclohexadiene-, bicyclo (2.2.1)-heptenecarboxylic acid esters, and also perfume compositions and perfumed products which contain one or more of said compounds as perfume componentExpiredJun 09, 87Jun 27, 89[C11B, C07C]
4783558 Flavoring and perfume compositions, flavored foodstuffs and luxury consumables and perfumed products which contain one or more spathulenols as the base material, a spathulenol derivative and a process for the preparation of spathulenolsExpiredApr 10, 87Nov 08, 88[C07C]
4760050 Isopropyl-methyl-butenoyl-cyclohexanes, -cyclohexenes and -cyclohexadienes, and also perfume compositions and perfumed articles and materials which contain said compounds as a perfume ingredientExpiredJan 09, 87Jul 26, 88[A61K]
4749682 Perfume compositions and perfumed products which contain an alkyl 2-mercaptobenzoate as fragrance materialExpiredSep 26, 86Jun 07, 88[A61K]
4719040 Process for the preparation of air-freshener gelsExpiredFeb 12, 85Jan 12, 88[C11B, A61K]
4704232 Flavouring and perfume compositions, flavoured foodstuffs and luxury consumables and perfumed products which contain one or more spathulenols as the base material, a spathulenol derivative and a process for the preparation of spathulenolsExpiredNov 27, 84Nov 03, 87[C11B, A61K, C07C]
4689175 Perfume compositions and perfumed articles and materials which contain derivatives of m-cresol as perfume componentExpiredAug 13, 86Aug 25, 87[C11B, A61K]
4687599 Perfume compositions and perfumed products which contain one or more 4,7-alkadienals as the essential substanceExpiredAug 20, 85Aug 18, 87[A61K]
4650604 Perfume composition and perfumed products which contain one or more O-alkoxyphenols as perfume componentExpiredOct 16, 85Mar 17, 87[A61K, C07C]
4643844 Perfume compositions and perfumed articles containing dihydro- and/or tetrahydro-naphthols as fragrance materialExpiredFeb 26, 85Feb 17, 87[C11B, A61K]
4617945 Process for flavoring tobaccoExpiredJun 24, 83Oct 21, 86[A24B]
4611608 Process for utilizing tobacco dustExpiredJan 13, 84Sep 16, 86[A24B]
4594183 Perfume compositions and perfumed articles containing one or more tetramethyl-tri-cycloundecyl-alkyl ketones as perfume baseExpiredFeb 28, 84Jun 10, 86[C11B, A61K]
4561997 Process for the preparation of air-refreshing gels as well as the obtained gelsExpiredAug 16, 83Dec 31, 85[A01K]

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