Dr. Carl Hahn, G.m.b.H.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4498218 Apparatus for transmitting a tampon blank to a tampon pressExpiredAug 13, 82Feb 12, 85[A61F]
4490894 Apparatus for attaching a withdrawal cord to a tamponExpiredSep 01, 82Jan 01, 85[A61F]
4453296 Apparatus for pressing workpieces of absorbent material, particularly tampons for feminine hygieneExpiredAug 13, 82Jun 12, 84[A61F]
4390532 Topical combinations of an .alpha.-estradiol with a methyl xanthineExpiredMar 08, 78Jun 28, 83[A61K]
4373631 Tampon pack especially for a coated tampon containing medicamentsExpiredDec 21, 81Feb 15, 83[A61F, B65D]
4359357 Method of making tampon with a non-woven wrapExpiredApr 17, 81Nov 16, 82[B32B]
4312348 Tampon pack with a lubricant depot in the packagingExpiredApr 11, 80Jan 26, 82[A61F]

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