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] => 7406019 [patent_doc_number] => 20040024150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-05 [patent_title] => 'Amino acid complexes and the use thereof in producing olefin polymers' [patent_app_type] => new [patent_app_number] => 10/380475 [patent_app_country] => US [patent_app_date] => 2003-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9834 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20040024150.pdf [firstpage_image] =>[orig_patent_app_number] => 10380475 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/380475
Amino acid complexes and the use thereof in producing olefin polymers Sep 18, 2001 Issued
Array ( [id] => 6344910 [patent_doc_number] => 20020035219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-21 [patent_title] => 'Catalyst system for alpha-olefin oligomerization' [patent_app_type] => new [patent_app_number] => 09/952420 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7718 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0035/20020035219.pdf [firstpage_image] =>[orig_patent_app_number] => 09952420 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/952420
Catalyst system for alpha-olefin oligomerization Sep 13, 2001 Abandoned
Array ( [id] => 6131915 [patent_doc_number] => 20020077433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-20 [patent_title] => 'Catalyst system for the polymerization of dienes' [patent_app_type] => new [patent_app_number] => 09/949527 [patent_app_country] => US [patent_app_date] => 2001-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6724 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0077/20020077433.pdf [firstpage_image] =>[orig_patent_app_number] => 09949527 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/949527
Catalyst system for the polymerization of dienes Sep 6, 2001 Abandoned
Array ( [id] => 5996664 [patent_doc_number] => 20020027078 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-07 [patent_title] => 'Method and apparatus for unloading gels from an isoelectric gel tube onto a gel slab' [patent_app_type] => new [patent_app_number] => 09/942986 [patent_app_country] => US [patent_app_date] => 2001-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 9917 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0027/20020027078.pdf [firstpage_image] =>[orig_patent_app_number] => 09942986 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/942986
Method and apparatus for unloading gels from an isoelectric gel tube onto a gel slab Aug 30, 2001 Abandoned
Array ( [id] => 6972490 [patent_doc_number] => 20050038200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-17 [patent_title] => 'Process for preparing cross-linked polyolefins' [patent_app_type] => utility [patent_app_number] => 10/487646 [patent_app_country] => US [patent_app_date] => 2001-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3981 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20050038200.pdf [firstpage_image] =>[orig_patent_app_number] => 10487646 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/487646
Process for preparing cross-linked polyolefins Aug 30, 2001 Issued
09/869364 Electro-pneumatic distributor for multiplexed -tas devices Aug 26, 2001 Abandoned
Array ( [id] => 1380096 [patent_doc_number] => 06559259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-05-06 [patent_title] => 'Compositions containing addition polymers prepared using crosslinkable protective colloids' [patent_app_type] => B2 [patent_app_number] => 09/939992 [patent_app_country] => US [patent_app_date] => 2001-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7293 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/559/06559259.pdf [firstpage_image] =>[orig_patent_app_number] => 09939992 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/939992
Compositions containing addition polymers prepared using crosslinkable protective colloids Aug 26, 2001 Issued
Array ( [id] => 5932845 [patent_doc_number] => 20020060153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-23 [patent_title] => 'Microchannel turn design' [patent_app_type] => new [patent_app_number] => 09/938271 [patent_app_country] => US [patent_app_date] => 2001-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2421 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0060/20020060153.pdf [firstpage_image] =>[orig_patent_app_number] => 09938271 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/938271
Microchannel turn design Aug 22, 2001 Abandoned
Array ( [id] => 1282520 [patent_doc_number] => 06642325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-04 [patent_title] => 'Silica gel-supported catalyst component for ethylene (co)polymerization, catalyst therefrom and use of the same' [patent_app_type] => B2 [patent_app_number] => 09/935333 [patent_app_country] => US [patent_app_date] => 2001-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5677 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/642/06642325.pdf [firstpage_image] =>[orig_patent_app_number] => 09935333 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/935333
Silica gel-supported catalyst component for ethylene (co)polymerization, catalyst therefrom and use of the same Aug 21, 2001 Issued
Array ( [id] => 6000812 [patent_doc_number] => 20020028891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-07 [patent_title] => 'Olefin polymerization process' [patent_app_type] => new [patent_app_number] => 09/932411 [patent_app_country] => US [patent_app_date] => 2001-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4557 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0028/20020028891.pdf [firstpage_image] =>[orig_patent_app_number] => 09932411 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/932411
Olefin polymerization process Aug 19, 2001 Issued
Array ( [id] => 6721501 [patent_doc_number] => 20030055191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-20 [patent_title] => 'Sealing resin composition sealing films and use thereof' [patent_app_type] => new [patent_app_number] => 10/110754 [patent_app_country] => US [patent_app_date] => 2002-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8704 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0055/20030055191.pdf [firstpage_image] =>[orig_patent_app_number] => 10110754 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/110754
Sealing resin composition sealing films and use thereof Aug 19, 2001 Issued
Array ( [id] => 1093390 [patent_doc_number] => 06825293 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-11-30 [patent_title] => 'Polymer control through co-catalyst' [patent_app_type] => B1 [patent_app_number] => 09/932883 [patent_app_country] => US [patent_app_date] => 2001-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 6296 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/825/06825293.pdf [firstpage_image] =>[orig_patent_app_number] => 09932883 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/932883
Polymer control through co-catalyst Aug 19, 2001 Issued
Array ( [id] => 1575592 [patent_doc_number] => 06469112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-10-22 [patent_title] => '(Cycloalkyl)methyl silanes as external donors for polyolefin catalysts' [patent_app_type] => B2 [patent_app_number] => 09/930520 [patent_app_country] => US [patent_app_date] => 2001-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11601 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/469/06469112.pdf [firstpage_image] =>[orig_patent_app_number] => 09930520 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/930520
(Cycloalkyl)methyl silanes as external donors for polyolefin catalysts Aug 14, 2001 Issued
Array ( [id] => 6412054 [patent_doc_number] => 20020125136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-12 [patent_title] => 'Spectral calibration of fluorescent polynucleotide separation apparatus' [patent_app_type] => new [patent_app_number] => 09/927791 [patent_app_country] => US [patent_app_date] => 2001-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9996 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0125/20020125136.pdf [firstpage_image] =>[orig_patent_app_number] => 09927791 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/927791
Spectral calibration of fluorescent polynucleotide separation apparatus Aug 9, 2001 Issued
Array ( [id] => 1221029 [patent_doc_number] => 06703462 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Stabilized polymer film and its manufacture' [patent_app_type] => B2 [patent_app_number] => 09/925712 [patent_app_country] => US [patent_app_date] => 2001-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7129 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/703/06703462.pdf [firstpage_image] =>[orig_patent_app_number] => 09925712 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/925712
Stabilized polymer film and its manufacture Aug 8, 2001 Issued
Array ( [id] => 6805542 [patent_doc_number] => 20030232936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-18 [patent_title] => 'Enhanced polymerization reactions based on use of special methylaluminoxane compositions' [patent_app_type] => new [patent_app_number] => 09/925865 [patent_app_country] => US [patent_app_date] => 2001-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13940 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0232/20030232936.pdf [firstpage_image] =>[orig_patent_app_number] => 09925865 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/925865
Enhanced polymerization reactions based on use of special methylaluminoxane compositions Aug 8, 2001 Abandoned
Array ( [id] => 6278165 [patent_doc_number] => 20020107138 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-08 [patent_title] => 'Recyclable metathesis catalysts' [patent_app_type] => new [patent_app_number] => 09/925555 [patent_app_country] => US [patent_app_date] => 2001-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 15273 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0107/20020107138.pdf [firstpage_image] =>[orig_patent_app_number] => 09925555 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/925555
Recyclable metathesis catalysts Aug 8, 2001 Issued
Array ( [id] => 6142416 [patent_doc_number] => 20020002254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Olefin polymer, olefin polymerization catalyst and process for producing olefin polymer' [patent_app_type] => new [patent_app_number] => 09/922708 [patent_app_country] => US [patent_app_date] => 2001-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7723 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0002/20020002254.pdf [firstpage_image] =>[orig_patent_app_number] => 09922708 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/922708
Olefin polymer, olefin polymerization catalyst and process for producing olefin polymer Aug 6, 2001 Issued
Array ( [id] => 7368987 [patent_doc_number] => 20040092666 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-05-13 [patent_title] => 'Polymer composition' [patent_app_type] => new [patent_app_number] => 10/344580 [patent_app_country] => US [patent_app_date] => 2003-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11633 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0092/20040092666.pdf [firstpage_image] =>[orig_patent_app_number] => 10344580 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/344580
Polymer composition Aug 6, 2001 Issued
Array ( [id] => 6478082 [patent_doc_number] => 20020022706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-21 [patent_title] => 'Olefin polymerization processes and products thereof' [patent_app_type] => new [patent_app_number] => 09/923641 [patent_app_country] => US [patent_app_date] => 2001-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7062 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0022/20020022706.pdf [firstpage_image] =>[orig_patent_app_number] => 09923641 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/923641
Olefin polymerization processes and products thereof Aug 6, 2001 Issued
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