They have filed for a separate patent even though a patent for papercrete had already been filed in 1928.

To help cocaine users free themselves from their addictions, medical researchers in Maryland and California obtained separate patents this week related to new methods of treatment.

Merck was awarded a separate patent for the use of finasteride to treat MPB.

If you search for the term "camcorder" in the U.S. Patent Office's database, you will find more than a thousand separate patents.

The commercial manufacture of his designs, which were technically and musically remarkable, was delayed because he needed to acquire five separate patents.

From 1969 through 1975, Paraskevakos was issued 20 separate patents related to automatic telephone line identification; they are listed below.

The site of the county was originally included in parts of two separate patents.

They are different enough, Dr. Robins contended, for his company to win a separate patent.

The idea itself can only be welcomed, especially if we consider how costly and cumbersome the current procedure is, having to apply for a separate patent in each Member State.

The lawsuit, which began in 1987, involved 14 separate patents on recombinant processes.