The 1950 Graver Tank & Manufacturing Co. v. Linde Air Products Co. Supreme Court decision went a long way
toward establishing the propriety of the doctrine of equivalents, which allows patent law to accommodate reason outside of its exact jurisdiction, and explaining how and when it was to be used.
A. toward establishing the propriety of the doctrine of equivalents, which allows patent law to accommodate reason outside of its exact jurisdiction, and explaining how and when it was
B. toward establishing the propriety of the doctrine of equivalents, which allow patent law to accommodate reason outside of its exact jurisdiction, and to explain how and when it was
C. towards the establishment of the propriety of the doctrine of equivalents, which allows patent law to accommodate reason outside of its exact jurisdiction, and explaining how and when it was
D. toward establishing the propriety of the doctrine of equivalents, which allows patent law to accommodate reason outside of its exact jurisdiction, and explained how and when they were
E. towards establishing the propriety of the doctrine of equivalents, allowing patent law to accommodate reason outside of its exact jurisdiction, and explaining how and when they were