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Infringement-Invalidity Symmetry?
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Keith
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1
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2011
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02-20-07 at 05:24 am
by Simon Dack
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expired patent - barriers to entry
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kyle-t
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2
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2610
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02-07-07 at 03:40 pm
by Isaac
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New Question on Blocking Patents
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kgf
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5
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2382
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02-07-07 at 12:59 pm
by Isaac
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Grandfathered pproduct
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neutral1234
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1
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1896
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01-28-07 at 08:28 am
by Wiscagent
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Substitute a known material into a known article?
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Mccalist
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4
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2479
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11-27-06 at 05:00 am
by GREGG
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Parent patent app. a 102(b) ref. to a CIP?
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jdpeters54
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2
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4331
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11-26-06 at 09:42 pm
by Jake Blackmoore
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Execution of Improved Patents
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Patent Examiner SIPO China
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0
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1634
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10-27-06 at 03:00 am
by Patent Examiner SIPO China
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Change in application for a device
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Shawn Nelson
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1
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1652
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10-19-06 at 05:09 am
by Bill Richards
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incorporating patented material into new product
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Dave Moody
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3
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1970
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09-16-06 at 06:52 pm
by biopico
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Have an Idea for a Service so to speak.
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Phre0nBurn
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2
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1327
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09-16-06 at 05:54 pm
by biopico
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change in material can get me a patent
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colourfulsusan
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0
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1089
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05-03-06 at 02:56 am
by colourfulsusan
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re-patenting an expired patent
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dandan
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10
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4533
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05-01-06 at 11:37 am
by JimIvey
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Improvement of sales of existing product
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John O'donnell
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2
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1490
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02-20-06 at 07:29 pm
by John O'donnell
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International question of patents
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isabelito2006
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2
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1507
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01-30-06 at 05:48 am
by isabelito2006
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Patent Question
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Guest
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9
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2989
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08-23-05 at 08:54 am
by JimIvey
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Unused portions of expired patents
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Photonjohn
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1
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1996
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09-23-04 at 04:38 pm
by Isaac
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the relations between inventions and it consecuenc
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Carlos Conde
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2
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1803
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05-31-04 at 03:41 pm
by M. Arthur Auslander
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Patent an improvement to an existing process
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Kelley Bachman
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9
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3790
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05-13-04 at 03:58 pm
by M. Arthur Auslander
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Compositional Relationships and Patents
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anup joshi
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5
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2789
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03-10-04 at 08:12 pm
by Chris_Whewell
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Exercise Patents
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George
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2
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2642
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11-17-03 at 06:54 pm
by M. Arthur Auslander
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