Search

Ling Siu Choi

Supervisory Patent Examiner (ID: 12436, Phone: (571)272-1098 , Office: P/1763 )

Most Active Art Unit
1713
Art Unit(s)
1762, 1713, 1763, 1714, 1796
Total Applications
1478
Issued Applications
1218
Pending Applications
36
Abandoned Applications
224

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7239204 [patent_doc_number] => 20050080199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-14 [patent_title] => 'Rubber composition vulcanizable rubber composition and damping rubber vulcanizate' [patent_app_type] => utility [patent_app_number] => 10/496805 [patent_app_country] => US [patent_app_date] => 2002-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5977 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0080/20050080199.pdf [firstpage_image] =>[orig_patent_app_number] => 10496805 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/496805
Rubber composition vulcanizable rubber composition and damping rubber vulcanizate Nov 26, 2002 Abandoned
Array ( [id] => 6835361 [patent_doc_number] => 20030162907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-08-28 [patent_title] => 'Polyolefin sheets for thermoforming' [patent_app_type] => new [patent_app_number] => 10/297013 [patent_app_country] => US [patent_app_date] => 2002-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4648 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0162/20030162907.pdf [firstpage_image] =>[orig_patent_app_number] => 10297013 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/297013
Polyolefin sheets for thermoforming Nov 26, 2002 Issued
Array ( [id] => 7239174 [patent_doc_number] => 20050080194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-14 [patent_title] => 'Water absorbing agent, process for its production, and absorbers and absorbent articles made by using the agent' [patent_app_type] => utility [patent_app_number] => 10/495174 [patent_app_country] => US [patent_app_date] => 2002-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21523 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0080/20050080194.pdf [firstpage_image] =>[orig_patent_app_number] => 10495174 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/495174
Water absorbing agent, process for its production, and absorbers and absorbent articles made by using the agent Nov 17, 2002 Issued
Array ( [id] => 993793 [patent_doc_number] => 06916892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-07-12 [patent_title] => 'Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene' [patent_app_type] => utility [patent_app_number] => 10/295927 [patent_app_country] => US [patent_app_date] => 2002-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 9028 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/916/06916892.pdf [firstpage_image] =>[orig_patent_app_number] => 10295927 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/295927
Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene Nov 14, 2002 Issued
Array ( [id] => 1089568 [patent_doc_number] => 06828389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-12-07 [patent_title] => 'Method for producing polymer-bonded 2-chlorotrityl-chloride' [patent_app_type] => B2 [patent_app_number] => 10/275268 [patent_app_country] => US [patent_app_date] => 2002-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 679 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/828/06828389.pdf [firstpage_image] =>[orig_patent_app_number] => 10275268 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/275268
Method for producing polymer-bonded 2-chlorotrityl-chloride Nov 11, 2002 Issued
Array ( [id] => 6683798 [patent_doc_number] => 20030119662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-26 [patent_title] => 'Transition metal catalysts for diene polymerizations' [patent_app_type] => new [patent_app_number] => 10/291901 [patent_app_country] => US [patent_app_date] => 2002-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5836 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0119/20030119662.pdf [firstpage_image] =>[orig_patent_app_number] => 10291901 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/291901
Transition metal catalysts for diene polymerizations Nov 10, 2002 Issued
Array ( [id] => 6683013 [patent_doc_number] => 20030118877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-26 [patent_title] => 'New electrode materials derived from polyquinonic ionic compounds and their use in electrochemical generators' [patent_app_type] => new [patent_app_number] => 10/288575 [patent_app_country] => US [patent_app_date] => 2002-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4632 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20030118877.pdf [firstpage_image] =>[orig_patent_app_number] => 10288575 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/288575
New electrode materials derived from polyquinonic ionic compounds and their use in electrochemical generators Nov 5, 2002 Abandoned
Array ( [id] => 1253443 [patent_doc_number] => 06670302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-30 [patent_title] => 'High pore volume polyolefin catalyst' [patent_app_type] => B2 [patent_app_number] => 10/285035 [patent_app_country] => US [patent_app_date] => 2002-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2368 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/670/06670302.pdf [firstpage_image] =>[orig_patent_app_number] => 10285035 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/285035
High pore volume polyolefin catalyst Oct 30, 2002 Issued
Array ( [id] => 6855882 [patent_doc_number] => 20030129383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-10 [patent_title] => 'Liquid thermosetting resin composition, printed wiring boards and process for their production' [patent_app_type] => new [patent_app_number] => 10/284304 [patent_app_country] => US [patent_app_date] => 2002-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9521 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0129/20030129383.pdf [firstpage_image] =>[orig_patent_app_number] => 10284304 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/284304
Liquid thermosetting resin composition, printed wiring boards and process for their production Oct 30, 2002 Issued
Array ( [id] => 1210104 [patent_doc_number] => 06713572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-30 [patent_title] => 'Ethylene copolymerization process' [patent_app_type] => B2 [patent_app_number] => 10/281915 [patent_app_country] => US [patent_app_date] => 2002-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3533 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/713/06713572.pdf [firstpage_image] =>[orig_patent_app_number] => 10281915 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/281915
Ethylene copolymerization process Oct 27, 2002 Issued
Array ( [id] => 1113308 [patent_doc_number] => 06803428 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-10-12 [patent_title] => 'Process for preparing a catalyst support for polymerization of -olefins, and support thus obtained' [patent_app_type] => B2 [patent_app_number] => 10/278817 [patent_app_country] => US [patent_app_date] => 2002-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6168 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/803/06803428.pdf [firstpage_image] =>[orig_patent_app_number] => 10278817 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/278817
Process for preparing a catalyst support for polymerization of -olefins, and support thus obtained Oct 23, 2002 Issued
Array ( [id] => 1165308 [patent_doc_number] => 06759492 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-07-06 [patent_title] => 'Process for the polymerization of ethylene and interpolymers thereof' [patent_app_type] => B2 [patent_app_number] => 10/279646 [patent_app_country] => US [patent_app_date] => 2002-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10402 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/759/06759492.pdf [firstpage_image] =>[orig_patent_app_number] => 10279646 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/279646
Process for the polymerization of ethylene and interpolymers thereof Oct 23, 2002 Issued
Array ( [id] => 6684151 [patent_doc_number] => 20030120015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-26 [patent_title] => 'Metallocene compounds, process for their preparation, and their use in catalysts for the polymerization of olefins' [patent_app_type] => new [patent_app_number] => 10/269699 [patent_app_country] => US [patent_app_date] => 2002-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7470 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0120/20030120015.pdf [firstpage_image] =>[orig_patent_app_number] => 10269699 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/269699
Metallocene compounds, process for their preparation, and their use in catalysts for the polymerization of olefins Oct 10, 2002 Abandoned
Array ( [id] => 6640354 [patent_doc_number] => 20030103759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-05 [patent_title] => 'NLO polymers and optical waveguides based thereon' [patent_app_type] => new [patent_app_number] => 10/268717 [patent_app_country] => US [patent_app_date] => 2002-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3645 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0103/20030103759.pdf [firstpage_image] =>[orig_patent_app_number] => 10268717 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/268717
NLO polymers and optical waveguides based thereon Oct 10, 2002 Issued
Array ( [id] => 7625361 [patent_doc_number] => 06723808 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-20 [patent_title] => 'Catalyst system and its use in a polymerization process' [patent_app_type] => B2 [patent_app_number] => 10/266707 [patent_app_country] => US [patent_app_date] => 2002-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 13432 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/723/06723808.pdf [firstpage_image] =>[orig_patent_app_number] => 10266707 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/266707
Catalyst system and its use in a polymerization process Oct 7, 2002 Issued
Array ( [id] => 1220689 [patent_doc_number] => 06703340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Method for producing highly productive supported ionic catalyst for gas phase polymerization' [patent_app_type] => B2 [patent_app_number] => 10/263569 [patent_app_country] => US [patent_app_date] => 2002-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6473 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/703/06703340.pdf [firstpage_image] =>[orig_patent_app_number] => 10263569 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/263569
Method for producing highly productive supported ionic catalyst for gas phase polymerization Oct 1, 2002 Issued
Array ( [id] => 1210111 [patent_doc_number] => 06713575 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-30 [patent_title] => 'Method for producing highly productive supported ionic catalyst for gas phase polymerization' [patent_app_type] => B2 [patent_app_number] => 10/263546 [patent_app_country] => US [patent_app_date] => 2002-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6462 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/713/06713575.pdf [firstpage_image] =>[orig_patent_app_number] => 10263546 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/263546
Method for producing highly productive supported ionic catalyst for gas phase polymerization Oct 1, 2002 Issued
Array ( [id] => 6684091 [patent_doc_number] => 20030119955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-26 [patent_title] => 'Polymeric structural support membrane' [patent_app_type] => new [patent_app_number] => 10/260847 [patent_app_country] => US [patent_app_date] => 2002-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4851 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0119/20030119955.pdf [firstpage_image] =>[orig_patent_app_number] => 10260847 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/260847
Polymeric structural support membrane Sep 29, 2002 Abandoned
Array ( [id] => 7271614 [patent_doc_number] => 20040231065 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'Method for crosslinking hydrogels with morpholine-2,3-diones' [patent_app_type] => new [patent_app_number] => 10/491204 [patent_app_country] => US [patent_app_date] => 2004-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10146 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0231/20040231065.pdf [firstpage_image] =>[orig_patent_app_number] => 10491204 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/491204
Method for crosslinking hydrogels with morpholine-2,3-diones Sep 26, 2002 Issued
Array ( [id] => 7208467 [patent_doc_number] => 20050043491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-24 [patent_title] => 'Paticulate hydrophobic polymer, production process therefor and column for reversed-phase high-performance liquid chromatography' [patent_app_type] => utility [patent_app_number] => 10/491144 [patent_app_country] => US [patent_app_date] => 2002-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9598 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0043/20050043491.pdf [firstpage_image] =>[orig_patent_app_number] => 10491144 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/491144
Particulate hydrophobic polymer, production process therefor and column for reversed-phase high-performance liquid chromatography Sep 26, 2002 Issued
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