Granted Patent
Utility
US 5,679,512 · App. 08/140,349
Method for introducing defined sequences at the 3'end of polynucleotides
Inventors:
Maureen Laney, Yan Chen, Edwin F. Ullman, Karen M. Hahnenberger
Patented Case
View Patent ↗
Granted: Oct 21, 1997
Filed: Oct 20, 1993
Inventors
Maureen Laney
Yan Chen
Edwin F. Ullman
Karen M. Hahnenberger
Assignee (at issue)
Behringwerke Aktiengesellschaft
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.