Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2006-02-06
2010-11-09
Hamilton, Cynthia (Department: 1795)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C430S271100, C525S482000, C525S486000, C525S491000, C525S494000
Reexamination Certificate
active
07829638
ABSTRACT:
Hardmask compositions having antireflective properties useful in lithographic processes, methods of using the same, and semiconductor devices fabricated by such methods, are provided.
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RN 26834-20-6, REgistry, ACS on STN, etnered Nov. 16, 1984, two pages.
Kim Do Hyeon
Lee Jin Kuk
Nam Irina
Oh Chang Il
Uh Dong Seon
Cheil Industries Inc.
Hamilton Cynthia
Myers Bigel & Sibley Sajovec, PA
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