REICHERT-JUNG OPTISCHE WERKE A.G.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5048300 Microtome cooling chamber and method of adjusting the cooling chamber temperatureExpiredMay 11, 90Sep 17, 91[F17C]
4935612 Autofocus system and method of using the sameExpiredNov 17, 88Jun 19, 90[G01J]
4818085 Microscope having an easily removable lamp structureExpiredAug 04, 87Apr 04, 89[G02B]
4745764 Method and device for metal-mirror cryofixation of biomedical or similar technical specimensExpiredJul 27, 87May 24, 88[F24F]
4711537 Stage for a microscopeExpiredJun 12, 86Dec 08, 87[G02B, G12B, G05G]
4532838 Method in a microtome for creating the possibility that the slit between the knife edge and the specimen can be made extremely narrowExpiredJun 17, 83Aug 06, 85[G01N]
4492139 Device in a microtome for relative movement between the knife and specimen holderExpiredOct 26, 81Jan 08, 85[G01N]
4358470 Process and apparatus for the treatment of samples with a succession of liquidsExpiredDec 30, 80Nov 09, 82[C13C, A01M, A01G]
4272049 Mould for moulding specimen blocks to be cut in a microtome or an ultramicrotomeExpiredJun 14, 79Jun 09, 81[C04B, B32B, B29C, G01N]
4256246 Device for breaking a glass plate so as to obtain a sharp edgeExpiredJun 26, 79Mar 17, 81[C03B]
4221146 Trough to be used in a microtome or an ultramicrotomeExpiredSep 05, 78Sep 09, 80[G01N]

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