Patent Information

Magnetic material and processing development is proceeding at a rapid pace even though (perhaps because) a major "new" magnetic material has not been announced recently. Information on patents is essential to understanding the current state of development.

Arnold companies are actively engaged in research and development. Numerous patents resulting from this work are listed here.

Magnetics Industry patents are available from the sources listed below.

Patent Information

Arnold Patents - A listing of Arnold company patents in the field of magnetics

Industry Patent Resources:
Full copies of U.S. patents and patent searches are available from the U.S. Patent and Trademark Office, Washington, DC 20231 (www.uspto.gov). Dates covered are 1976 to the present. Other sources for patent information are:

European Patent search and download: http://ep.espacenet.com
Patent & Trademark information at the Boston Public Library: www.bpl.org
Braindex access to patents from around the world: www.braindex.com/patent_pdf
US patents in PDF format from Pat2PDF.org: www.pat2pdf.org
Google Patent Search and Download www.google.com/patents
The British Library Patent Information Network at www.bl.uk/collections/patents.html
Canada Business, source of information on Canadian Patents: Canada Business
FreePatentsOnLine (www.freepatentsonline.com). Search and browse patents and patent applications. Other patent services available.
The Delphion Intellectual Property Database is a for-fee service at (www.delphion.com). Dates covered are 1972 to the present with some information on earlier patents. Foreign patent searches are available.
MicroPatent USA is a for-fee source for online patent and trademark information (www.micropat.com
US Patent Search is a free service that offers patents in TIF format: http://www.us-patent-search.com.
WikiPatents: The WikiPatents Community contributes to the US patent system by reviewing issued patents and pending patent applications. WikiPatents features a wiki-like interface to review, rate, and discuss patents -- plus free patent PDF downloads, file histories, and advanced patent searching. www.wikipatents.com.
A listing of patent offices for many countries will be available at www.patents.com