TRU-SI TECHNOLOGIES, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0302,480 METHOD AND APPARATUS FOR USING TAPES TO REMOVE MATERIALS FROM SUBSTRATE SURFACESAbandonedJun 07, 07Dec 11, 08[B32B]
2008/0302,481 METHOD AND APPARATUS FOR DEBONDING OF STRUCTURES WHICH ARE BONDED TOGETHER, INCLUDING (BUT NOT LIMITED TO) DEBONDING OF SEMICONDUCTOR WAFERS FROM CARRIERS WHEN THE BONDING IS EFFECTED BY DOUBLE-SIDED ADHESIVE TAPEAbandonedJun 07, 07Dec 11, 08[B32B]
2008/0305,580 BONDING OF STRUCTURES TOGETHER INCLUDING, BUT NOT LIMITED TO, BONDING A SEMICONDUCTOR WAFER TO A CARRIERAbandonedJun 07, 07Dec 11, 08[H01L, B23K]
2008/0136,038 INTEGRATED CIRCUITS WITH CONDUCTIVE FEATURES IN THROUGH HOLES PASSING THROUGH OTHER CONDUCTIVE FEATURES AND THROUGH A SEMICONDUCTOR SUBSTRATEAbandonedDec 06, 06Jun 12, 08[H01L]
7144056 Detection and handling of semiconductor wafers and wafers-like objectsExpiredMar 25, 03Dec 05, 06[B25J]
7052229 Alignment of semiconductor wafers and other articlesExpiredJun 09, 04May 30, 06[B65G]
7027894 Article holders with sensors detecting a type of article held by the holderExpiredSep 09, 03Apr 11, 06[G05B]
6948898 Alignment of semiconductor wafers and other articlesExpiredOct 15, 02Sep 27, 05[B65G]
6935830 Alignment of semiconductor wafers and other articlesExpiredJul 13, 01Aug 30, 05[B65H]
6899788 Article holders that use gas vortices to hold an article in a desired positionExpiredMar 13, 03May 31, 05[C23C, H01L]
6787916 Structures having a substrate with a cavity and having an integrated circuit bonded to a contact pad located in the cavityExpiredSep 13, 01Sep 07, 04[H01L, H05K]
6615113 Articles holders with sensors detecting a type of article held by the holderExpiredJul 13, 01Sep 02, 03[G06F]
2002/0185,230 Article holders that use gas vortices to hold an article in a desired positionAbandonedJun 08, 01Dec 12, 02[C23C, B05C]
6448188 Method of preventing motion of article in an article holderExpiredDec 14, 01Sep 10, 02[H01L]
6427991 Non-contact workpiece holder using vortex chuck with central gas flowExpiredAug 04, 00Aug 06, 02[B23P]
6402843 Non-contact workpiece holderExpiredDec 07, 99Jun 11, 02[C23C, B66C]
6398823 Dynamic break for non-contact wafer holderExpiredDec 07, 99Jun 04, 02[H01L]
6203661 Brim and gas escape for non-contact wafer holderExpiredDec 07, 99Mar 20, 01[C23F]
6168697 Holders suitable to hold articles during processing and article processing methodsExpiredMar 10, 98Jan 02, 01[C23C]
6121571 Plasma generator ignition circuitExpiredDec 16, 99Sep 19, 00[B23K]

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