Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Reexamination Certificate
2011-01-04
2011-01-04
Gulakowski, Randy (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
C528S220000, C528S373000
Reexamination Certificate
active
07863402
ABSTRACT:
One embodiment of the invention contemplates a proton exchange membrane for use in a variety of fuel cells. The proton exchange membrane may comprise a solid phase organic based copolymer material in which a first structural unit is derived from a polymerizable organic super acid. The organic super acid may comprise an acid group such as a sulfonic acid group or a carboxylic acid group.
REFERENCES:
patent: 2006/0068256 (2006-03-01), Arimura
Capehart Tenneille Weston
Capehart, legal representative Gail
Chapaton Thomas J.
Gross Markus
Maier Gerhard
Fang Shane
GM Global Technology Operations Inc.
Gulakowski Randy
Reising Ethington P.C.
LandOfFree
Organic superacids, polymers derived from organic... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Organic superacids, polymers derived from organic..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Organic superacids, polymers derived from organic... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2731437