Due to the legal patent battles then taking place, recognition of the 'first' aircraft became a political as well as an academic issue.

An extended patent battle followed with a similar technology developed in the United Kingdom and planned commercial production for the home market never started.

The patent battles reflect the intense competition in the smartphone market.

Does anyone think that this ridiculous circus of patent battles is useful or spurs innovation?

I wonder how much better those products would be if they used the money from their patent battle to innovate, rather than litigate.

He stayed in the radio field for only a few years; it would present patent battles, and he had other operations to tend to.

'But he seemed to end up getting into patent battles over them.'

No one wants to end up fighting a patent battle in court because financially only the lawyers win.

The acquisition ends a patent battle between the two companies over fingerprinting technology that began in January.

For industry, a patent battle likely to burn through the next decade will hinge on the events of this year.