Semiconductor device with seal ring
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 20, 2009
Grant Date -
Mar 16, 2006
app pub date -
Sep 8, 2005
filing date -
Sep 10, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A semiconductor device according to the invention is a semiconductor device which includes a low dielectric constant film of which the relative dielectric constant is less than 3.5, is provided with one or more seal rings that are moisture blocking walls in closed loop form in a plan view, and where at least one of the seal rings includes a seal ring protrusion portion in inward protruding form in the vicinity of a chip corner.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully