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v. in·fringed, in·fring·ing, in·fring·es
1. To transgress or exceed the limits of; violate: infringe a contract; infringe a patent.
2. Obsolete To defeat; invalidate.
To encroach on someone or something; engage in trespassing: an increased workload that infringed on his personal life.

[Latin īnfringere, to destroy : in-, intensive pref.; see in-2 + frangere, to break; see bhreg- in Indo-European roots.]

in·fring′er n.
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References in classic literature ?
He was on his feet in the courtroom, battling against an infringer, when, in the middle of a sentence, he fell to the floor, overcome by sickness and the responsibilities he had carried for twelve years.
But after Bell had explained his invention in public lectures before more than twenty thousand people, after it had been on exhibition for months at the Philadelphia Centennial, after several hundred articles on it had appeared in newspapers and scientific magazines, and after actual sales of telephones had been made in various parts of the country, there began to appear such a succession of claimants and infringers that the forgetful public came to believe that the telephone, like most inventions, was the product of many minds.
After the victory over Dolbear, the Bell stock went soaring skywards; and the higher it went, the greater were the number of infringers and blowers of stock bubbles.
Their theory, suitable for primitive and peaceful periods of history, has the inconvenience- in application to complex and stormy periods in the life of nations during which various powers arise simultaneously and struggle with one another- that a Legitimist historian will prove that the National Convention, the Directory, and Bonaparte were mere infringers of the true power, while a Republican and a Bonapartist will prove: the one that the Convention and the other that the Empire was the real power, and that all the others were violations of power.
Whether your company is an accused infringer or you think someone else is stepping on your patent's toes, having a clear IP litigation strategy is a key component toward getting the most out of your IP assets.
Reverse Whois offers regular monitoring of domain name registration, the ability to discover portfolios of domain names owned or used by a potential infringer, and the location of infringing domain names using limited contact information.
provides a remedy for the harm of unjust enrichment: the infringer has
A select group of patent owners that meets very specific requirements may be able to receive "injunctive relief," an injunction from the court ordering the infringer to cease making, using, offering to sell, selling or importing the infringing product.
Once infringement of a valid patent has been established, the Patent Act requires the patent owner to be paid "damages to adequately compensate for the infringement, but in no event less than a reasonable royalty for the use made of the invention by the infringer.
10) An election at such a late stage in the trial raises the possibility that a court could grant the lesser of the two damage amounts (11) because it was irritated the copyright owner had not elected statutory damages at an earlier stage, opting to put the court or the jury to the trouble of calculating actual damages and the infringer profits.
If the infringer refuses to take a license, assertive licensing turns into patent enforcement, i.
If it is a trademark or copyright case, the legal fees might be manageable, but going after a patent infringer takes millions.