نتایج جستجو برای: patents

تعداد نتایج: 6821  

2014
Yongzhong Qiao Qi Liang

By analyzing the granted patents distribution of the energy-saving and environmental protection industry in China from 2008 to 2013, the conclusion can be reached: firstly, technological innovations of the energy-saving industry are focused on the environmentally air-conditioning and heat pump technical field, and technological innovations of the resources recycling industry is mainly concentra...

2008
LOUIS M. GUENIN

Introduction Exploitation and Monopoly of Cloned DNA Sequences Anticipated Benefits of Transgenesis Reservations Concerning Transgenesis Defense of Human Germ Line Intervention Autonomy and Patent Claims Against Parents and Children Distributive Justice and Patent Claims on Extracorporeal Compounds Product Patents on Human DNA Sequences Isolation-Purification Rationale for DNA Product Patents U...

Journal: :Academic Medicine 2002

2008
JAMES E. BESSEN MICHAEL J. MEURER

Do patents provide critical incentives to encourage investment in innovation? Or, instead, do patents impose legal risks and burdens on innovators that discourage innovation, as some critics now claim? This paper reviews empirical economic evidence on how well patents perform as a property system. Do Patents Perform Like Property? 1

Journal: :Health affairs 2012
Tahir Amin Aaron S Kesselheim

Pharmaceutical manufacturers rely on patents to protect their intellectual property and often seek to extend market exclusivity for their products to maximize their return on investment. One method is by obtaining patents on features other than the original active drug ingredient, including secondary patents on alternate formulations of the drug or on methods of administration. This article exa...

Journal: :Scientific American 1891

Journal: :Nature 1990

Journal: :Journal of the American Chemical Society 1880

Journal: :Journal of Economic Perspectives 2005

Journal: :Nature Biotechnology 2000

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