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Filing Requirements Patent Infringement

Linda Liu & Partners

Evidence Preparation for Prior Use Defense in Infringement Dispute

Linda Liu & Partners on

Guangzhou Intellectual Property Court has recently made first-instance judgment on an infringement case over 2 patents for invention of zippers where we served as the agent of the plaintiff YKK Co. Ltd. and concluded that the...more

Hogan Lovells

Patents - Patent litigation - Japan

Hogan Lovells on

In Japan, the Intellectual Property High Court (IPHC) established in 2005 has jurisdiction to handle intellectual property cases as second instance, and registered IP cases appealed against trial decisions of the Japan Patent...more

Jones Day

Delayed Payment Proves Fatal for Cultec’s PTAB Challenge

Jones Day on

Under 35 U.S.C. § 315(b), a petition for inter partes review (IPR) may not be filed more than one year after the date on which the petitioner was served with a patent infringement complaint. Thus, a petition must meet all of...more

Proskauer - New England IP Blog

Amended Contentions Deemed Timely Served Due to Parties’ Misunderstanding

Under some circumstances, party error can excuse late-filed amendments to infringement and invalidity contentions, according to a recent decision by Judge F. Dennis Saylor IV. Approximately five years ago, plaintiff DataTern,...more

K&L Gates LLP

New Proposed USPTO Rules for International Design Protection

K&L Gates LLP on

U.S. design patents and their international counterparts (generally termed “industrial designs”) protect the ornamental appearance of an article of manufacture. Design protection has been the subject of increased attention...more

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