<p>Sweden's Ericsson has filed another set of patent infringement lawsuits against Apple in the latest salvo between the two companies over royalty payment for use of 5G wireless patents in iPhones.</p>.<p>Both companies have already sued each other in the United States as negotiations failed over the renewal of a seven-year licensing contract for telecom patents first struck in 2015.</p>.<p>Ericsson sued first in October claiming that Apple was trying to improperly cut down the royalty rates while the iPhone maker filed a lawsuit in December accusing the Swedish company of using "strong-arm tactics" to renew patents.</p>.<p>"Since the prior agreement has expired, and we have been unable to reach agreement on the terms and scope of a new license, Apple is now using our technology without a license," an Ericsson spokesman said.</p>.<p>Apple did not immediately respond to a request for a comment.</p>.<p>Patent lawsuits are quite common among technology companies as every dollar saved could amount to significant amounts over the duration of the agreement as companies such as Ericsson charges between $2.5 to $5 for every 5G handset.</p>.<p>The Swedish company invests about $5 billion every year in research, has a portfolio of more than 57,000 patents, and royalties from its patent portfolio account for roughly a third of its operating profit.</p>.<p>Last year Ericsson settled patent lawsuits with Samsung after several months of court battles that temporarily hit its quarterly earnings. Pending dues are usually cleared after a settlement is reached.</p>.<p><strong>Watch the latest DH Videos here:</strong></p>
<p>Sweden's Ericsson has filed another set of patent infringement lawsuits against Apple in the latest salvo between the two companies over royalty payment for use of 5G wireless patents in iPhones.</p>.<p>Both companies have already sued each other in the United States as negotiations failed over the renewal of a seven-year licensing contract for telecom patents first struck in 2015.</p>.<p>Ericsson sued first in October claiming that Apple was trying to improperly cut down the royalty rates while the iPhone maker filed a lawsuit in December accusing the Swedish company of using "strong-arm tactics" to renew patents.</p>.<p>"Since the prior agreement has expired, and we have been unable to reach agreement on the terms and scope of a new license, Apple is now using our technology without a license," an Ericsson spokesman said.</p>.<p>Apple did not immediately respond to a request for a comment.</p>.<p>Patent lawsuits are quite common among technology companies as every dollar saved could amount to significant amounts over the duration of the agreement as companies such as Ericsson charges between $2.5 to $5 for every 5G handset.</p>.<p>The Swedish company invests about $5 billion every year in research, has a portfolio of more than 57,000 patents, and royalties from its patent portfolio account for roughly a third of its operating profit.</p>.<p>Last year Ericsson settled patent lawsuits with Samsung after several months of court battles that temporarily hit its quarterly earnings. Pending dues are usually cleared after a settlement is reached.</p>.<p><strong>Watch the latest DH Videos here:</strong></p>