Even where "ordinary meaning" applies, district courts must formally construe claim term if parties have a genuine dispute as to the scope of the claim

 Later-developed equivalent may be foreseeable for purposes of prosecution history estoppel if it is "reasonably obvious" from the prior art

 Tacking of laches periods may be proper where products are the same or similar

 Use of functional language in apparatus claim, and recitation of structure in a method claim, does not improperly mix statutory classes

 Express license to component of patented invention created an implied license to sell the component to anybody

 Sale "f.o.b. Canada" to U.S. purchaser is a sale "within" the U.S. under § 271(a)

 Patentee's burden to prove entitlement to § 120 priority

 Covenant not to sue did not moot controversy in ANDA context for declaratory judgment claim

 Flaws in pre-suit investigation not relevant to "objective recklessness" inquiry for bad faith enforcement claims

 Assignee taking patent subject to a prior nonexclusive licensee not bound by arbitration clause contained in the license agreement

 Multi-district panel cites crowded docket conditions in E.D. Texas as a reason for not transferring a centralized case to that forum

 Federal Circuit finds noninfringement opinion of counsel defeated willful infringement charge

 Denying summary judgment of no willful infringement in view of Seagate

 PTO Developments