Ampuls and apparatus thereon for opening same

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United States of America Patent

PATENT NO 4964521
SERIAL NO

07322385

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Abstract

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The invention relates to opening aids for an ampul which is closed by upper and lower plastic membranes. The opening aids are funnel-shaped sleeves, one of which contains a membrane welded to one of the plastic membranes closing the ampul, and the other of which includes a plastic punch for rupturing the upper membrane.

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Patent Owner(s)

Patent OwnerAddress
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNGFRANKFURTER STRASSE 250 DARMSTADT 64293

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gernand, Wolfgang Darmstadt, DE 1 33
Simgen, Helmut Mehlingen, DE 1 33
Steckenreuter, Klaus Darmstadt, DE 1 33
Wieland, Gerhard Bensheim, DE 11 112

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