The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 24, 2018
Filed:
Sep. 30, 2010
Taina Tjäder, Littoinen, FI;
Ulla Calvo Alonso, Piispanristi, FI;
Pirjo Inki, Kaarina, FI;
Harri Jukarainen, Kuusisto, FI;
Ilkka Jutila, Littoinen, FI;
Pirjo Kortesuo, Parainen, FI;
Juha Lehtinen, Turku, FI;
Eeva Lukkari-lax, Espoo, FI;
Heikki Lyytikäinen, Naantali, FI;
Joachim Moede, Turku, FI;
Hannu Nikander, Paattinen, FI;
Pirjo Sallinen, Berlin, DE;
Faisal Shafiq, Krefeld, DE;
Wolfgang Kaufhold, Köln, DE;
Christian Wamprecht, Neuss, DE;
Taina Tjäder, Littoinen, FI;
Ulla Calvo Alonso, Piispanristi, FI;
Pirjo Inki, Kaarina, FI;
Harri Jukarainen, Kuusisto, FI;
Ilkka Jutila, Littoinen, FI;
Pirjo Kortesuo, Parainen, FI;
Juha Lehtinen, Turku, FI;
Eeva Lukkari-Lax, Espoo, FI;
Heikki Lyytikäinen, Naantali, FI;
Joachim Moede, Turku, FI;
Hannu Nikander, Paattinen, FI;
Pirjo Sallinen, Berlin, DE;
Faisal Shafiq, Krefeld, DE;
Wolfgang Kaufhold, Köln, DE;
Christian Wamprecht, Neuss, DE;
BAYER OY, Turku, FI;
Abstract
The present invention relates to novel intrauterine systems and to methods for manufacturing these systems. An intrauterine system according to the invention comprises a reservoir and a continuous, closed and flexible frame. The frame comprises a thermoplastic polyurethane elastomer made of a polycarbonate diol, 1,6-hexamethylenediisocyanate, and a chain extender.