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The International Patent Classification (IPC) is a hierarchical patent classification system used in over 100 countries to classify the content of patents in a uniform manner. It was created under the Strasbourg Agreement (1971), one of a number of treaties administered by the World Intellectual Property Organization (WIPO).
IPC is a trade association whose aim is to standardize the assembly and production requirements of electronic equipment and assemblies. IPC is headquartered in Bannockburn, Illinois, United States with additional offices in Washington, D.C. Atlanta, Ga., and Miami, Fla. in the United States, and overseas offices in China, Japan, Thailand, India, Germany, and Belgium.
The IPC-NC-349 format is the only IPC standard governing drill and routing formats. [5] XNC is a strict subset of IPC-NC-349, Excellon a big superset. Many indefinite NC files pick some elements of the IPC standard. [1] A digital rights managed copy of the specification is available from the IPC website, for a fee.
The subclass is then followed by a 1- to 4-digit "group" number, an oblique stroke and a number of at least two digits representing a "main group" ("00") or "subgroup". A patent examiner assigns a classification to the patent application or other document at the most detailed level which is applicable to its contents.
A list of classes revised in the most recent revision to the Manual and the reason for the revision to each class. A list of the contents of the Manual showing the current page date for each class and the year in which the class was originally established. Overview of the classification system.
From August 2012 to December 2012, if you bought shares in companies when Sharon L. Allen joined the board, and sold them when she left, you would have a 60.8 percent return on your investment, compared to a 3.7 percent return from the S&P 500.
Robert F. Kennedy Jr. may be able to find one area bipartisan support in his quest to become HHS Secretary: food policy.
IPC (electronics), an international trade association for the printed-board and electronics assembly industries; IPC Healthcare, US healthcare corporation; Imperial Privy Council, another name for the Privy Council of the United Kingdom; IPC Systems, a firm providing communication systems for financial markets