Provides outreach and education for independent inventors who file patent applications without the assistance of a registered patent attorney or The purpose of this guide is to provide you with basic information about filing a utility patent application with the USPTO.Interventional cardiologists diagnose and treat heart and blood vessel problems with minimally invasive techniques, often eliminating the need for surgery. 2. Gee, W ∙ Smith, CA ∙ Hinsen, CE. Ocular pneumoplethysmograph and method of operation, United States patent number 3,911,903. Complete repair and PA augmentation. Rheumatic heart disease (RHD) and congenital heart disease (CHD) rarely co-exist in the same patient. An unclosed hole in the main body artery (aorta). Five limbs with an elevated PSV remained patent without any intervention throughout a mean follow-up of 46 months (range, 1 month-10 years). Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital. Patent ductus arteriosus (PDA) in term infants, children, and adults: Clinical manifestations and diagnosis.