Douglas Gordon

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Burlington, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Derivatives of 4-(thio- or selenoxanthene-9-ylidene)-piperidine or...
- Patent number 7,511,064
- Issue date Mar 31, 2009
- Biofrontera Bioscience GmbH
- Hermann Lubbert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Derivatives of 4-(thio- or selenoxanthene-9-ylidene)-piperidine or...
- Patent number 7,060,711
- Issue date Jun 13, 2006
- Biofrontera Bioscience GmbH
- Hermann Lubbert
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
DERIVATIVES OF 4-(THIO-OR SELENOXANTHENE-9-YLIDENE)-PIPERIDINE OR A...
- Publication number 20060183905
- Publication date Aug 17, 2006
- BIOFRONTERA BIOSCIENCE GmbH
- Hermann Lubbert
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Derivatives of 4-(Thio- or Selenoxanthene-9-ylidene)-piperidine or...
- Publication number 20030166672
- Publication date Sep 4, 2003
- Hermann Lubbert
- C07 - ORGANIC CHEMISTRY
Information Patent Application
1-Methyl-4- (3-ethoxy-9H-thioxanthene-9-ylidene) -piperidine and it...
- Publication number 20030022920
- Publication date Jan 30, 2003
- Christoph Ullmer
- C07 - ORGANIC CHEMISTRY