Patent · US Expired

Catalyst-free resorbable homopolymers and copolymers

US5434242A · kind A · utility

2Cited by

3References

7Claims

0Family size

Assignee

Boehringer Ingelheim GmbH · DE

Inventors

Dieter Bendix · Ingelheim am Rhein, DE
Gunther Entenmann · Ingelheim am Rhein, DE

Key dates

Filing date	Dec 12, 1994
Grant date	Jul 18, 1995
Priority date	—
Expiry date	Dec 12, 2014

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L31/06
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to resorbable homopolymers and copolymers which are substantially free from polymerization catalysts and processes for preparing them.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.