Expired Canadian patentCanada
Bottleneck magnetoresistive element
CA 1316596 C · Owner: Mitchell, Terry Blake · Inventors: Mowry, Gregory Stephen; George, Peter Kurt; Mitchell, Terry Blake
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A magnetoresistive sensor element having bottleneck shaped ends. The sensor element has a highly stable single domain, central region, which eliminates Barkhausen noise.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 20, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 20, 2010.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 27, 1988
GrantedApril 20, 1993
Term endedApril 20, 2010
Patent numberCA 1316596 C
Classification (IPC)G11B5/12 +2 more
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.