LaRiviere, Grubman & Payne, LLP: A Full-Service Intellectual Property Law Firm LaRiviere, Grubman & Payne, LLP is a full-service intellectual property law firm with a global reach. We offer legal services in all aspects of patents, trademarks, copyrights, trade secrets and unfair competition. Our services include litigation, enforcement and alternative dispute resolution, preparing and prosecuting patent applications, maintaining patent rights, as well as trademark and copyright registrations. Lgpatlaw.com~Site InfoWhoisTrace RouteRBL Check