classification of patents

classification of patents
классификация изобретений

English-russian dctionary of contemporary Economics. 2014.

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  • European Convention on the International Classification of Patents for Invention — The European Convention on the International Classification of Patents for Invention was signed on December 19 1954 in Paris, France by members of the Council of Europe. It entered into force on August 1 1955 and it was denounced by all Parties… …   Wikipedia

  • Patent classification — A patent classification is a way the examiners of patent offices or other people arrange documents, such as patent applications, disclosing inventions according to the technical features of the inventions. They arrange documents using a patent… …   Wikipedia

  • Strasbourg Agreement Concerning the International Patent Classification — The Strasbourg Agreement Concerning the International Patent Classification (or IPC), also known as the IPC Agreement, was signed in Strasbourg, France, on March 24, 1971 and entered into force on October 7, 1975. It establishes a common… …   Wikipedia

  • Derwent World Patents Index — The Derwent World Patents Index (or DWPI) is a database containing patent applications and grants from 44 of the world s patent issuing authorities.[1][2] Compiled in English by editorial staff, the database provides a short abstract detailing… …   Wikipedia

  • List of Tesla patents — Below is a list of Tesla patents. Dr. Nikola Tesla was an inventor who obtained around 300 patents [Snezana Sarbo, [http://www.tesla Symp06 Sarboh.pdfNikola Tesla s Patents] , Sixth International Symposium Nikola Tesla,… …   Wikipedia

  • Comparison of Dewey and Library of Congress subject classification — This is a comparison chart showing how the Dewey Decimal and Library of Congress Classification systems organize resources by concept, in part for the purpose of assigning call numbers. These two systems account for over 95% of the classification …   Wikipedia

  • List of homopolar generator patents — Below is a list of homopolar generator patents. A homopolar generator is an electrical generator in which the magnetic field has the same polarity at every point, so that the armature passes through the magnetic field lines of force continually… …   Wikipedia

  • Glossary of patent legal concepts — Patent law (patents for inventions) …   Wikipedia

  • March 1971 — January – February – March 1971 – April – May – June – July – August – September – October – November – December April Mo Tu We Th Fr Sa Su 1 …   Wikipedia

  • IPC — aeronaut. abbr. Intermittent Position Control com. abbr. Intermittent Positive Control copyright abbr. International Classification of Patents abbr. Integrated Polymer Circuit (IC) abbr. Internet Privacy Coalition (Internet) abbr. InterProcess… …   United dictionary of abbreviations and acronyms

  • Tax patent — A tax patent is a patent that discloses and claims a system or method for reducing or deferring taxes. Tax patents are granted predominantly in the United States but can be granted in other countries as well. [ [ …   Wikipedia