Search

Wu C. Cheng

Examiner (ID: 14273)

Most Active Art Unit
1505
Art Unit(s)
1505, 1713, 1612
Total Applications
797
Issued Applications
673
Pending Applications
13
Abandoned Applications
111

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3978095 [patent_doc_number] => 05905128 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-18 [patent_title] => '(CO) polymers based on vinyl units and use thereof in electroluminescent arrangements' [patent_app_type] => 1 [patent_app_number] => 9/080628 [patent_app_country] => US [patent_app_date] => 1998-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7461 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/905/05905128.pdf [firstpage_image] =>[orig_patent_app_number] => 080628 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/080628
(CO) polymers based on vinyl units and use thereof in electroluminescent arrangements May 18, 1998 Issued
09/056249 LAMINATED STRUCTURE CONTAINING INTERLAYER OF VINYL CHLORIDE COPOLYMER Apr 6, 1998 Issued
09/046972 HEAT SENSITIZABLE LATEX Mar 23, 1998 Issued
09/045173 MULTIFUNCTIONAL POLYACRYLATE-POLYURETHANE OLIGOMER Mar 19, 1998 Issued
Array ( [id] => 3935635 [patent_doc_number] => 05929175 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Water soluble dye complexing polymers' [patent_app_type] => 1 [patent_app_number] => 9/044616 [patent_app_country] => US [patent_app_date] => 1998-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2523 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/929/05929175.pdf [firstpage_image] =>[orig_patent_app_number] => 044616 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/044616
Water soluble dye complexing polymers Mar 18, 1998 Issued
09/013725 POLYMER,ARTICLE AND METHOD FOR INHIBITING THE GROWTH OF OCULAR PATHOGENS IN EYE CARE PRODUCTS Jan 26, 1998 Issued
Array ( [id] => 3968581 [patent_doc_number] => 05886120 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Method for preparing water absorbent resin' [patent_app_type] => 1 [patent_app_number] => 8/995758 [patent_app_country] => US [patent_app_date] => 1997-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4435 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/886/05886120.pdf [firstpage_image] =>[orig_patent_app_number] => 995758 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/995758
Method for preparing water absorbent resin Dec 21, 1997 Issued
Array ( [id] => 3807184 [patent_doc_number] => 05830964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-03 [patent_title] => 'Vinyl pyrrolidone polymers substantially free of vinyl lactam monomers' [patent_app_type] => 1 [patent_app_number] => 8/993908 [patent_app_country] => US [patent_app_date] => 1997-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2325 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/830/05830964.pdf [firstpage_image] =>[orig_patent_app_number] => 993908 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/993908
Vinyl pyrrolidone polymers substantially free of vinyl lactam monomers Dec 17, 1997 Issued
Array ( [id] => 4037584 [patent_doc_number] => 05856407 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-05 [patent_title] => 'Process for making bimodul, cross-linked toner resin' [patent_app_type] => 1 [patent_app_number] => 8/952269 [patent_app_country] => US [patent_app_date] => 1997-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10296 [patent_no_of_claims] => 22 [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/05/856/05856407.pdf [firstpage_image] =>[orig_patent_app_number] => 952269 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/952269
Process for making bimodul, cross-linked toner resin Dec 10, 1997 Issued
Array ( [id] => 3988502 [patent_doc_number] => 05910551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-08 [patent_title] => 'Polymerizable cyclodextrin derivatives' [patent_app_type] => 1 [patent_app_number] => 8/979441 [patent_app_country] => US [patent_app_date] => 1997-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11641 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/910/05910551.pdf [firstpage_image] =>[orig_patent_app_number] => 979441 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/979441
Polymerizable cyclodextrin derivatives Nov 23, 1997 Issued
Array ( [id] => 3776746 [patent_doc_number] => 05808103 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Derivatized rhodamine dye and its copolymers' [patent_app_type] => 1 [patent_app_number] => 8/975886 [patent_app_country] => US [patent_app_date] => 1997-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2513 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/808/05808103.pdf [firstpage_image] =>[orig_patent_app_number] => 975886 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/975886
Derivatized rhodamine dye and its copolymers Nov 20, 1997 Issued
Array ( [id] => 4028938 [patent_doc_number] => 05902853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Particle formation process and marking materials thereof' [patent_app_type] => 1 [patent_app_number] => 8/974642 [patent_app_country] => US [patent_app_date] => 1997-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7829 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/902/05902853.pdf [firstpage_image] =>[orig_patent_app_number] => 974642 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/974642
Particle formation process and marking materials thereof Nov 18, 1997 Issued
Array ( [id] => 4010672 [patent_doc_number] => 05889131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Itaconate copolymer exhibiting second-order nonlinear optical properties' [patent_app_type] => 1 [patent_app_number] => 8/971733 [patent_app_country] => US [patent_app_date] => 1997-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5223 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/889/05889131.pdf [firstpage_image] =>[orig_patent_app_number] => 971733 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/971733
Itaconate copolymer exhibiting second-order nonlinear optical properties Nov 16, 1997 Issued
Array ( [id] => 3891839 [patent_doc_number] => 05834531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'Crosslinked polymers' [patent_app_type] => 1 [patent_app_number] => 8/959832 [patent_app_country] => US [patent_app_date] => 1997-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7280 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/834/05834531.pdf [firstpage_image] =>[orig_patent_app_number] => 959832 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/959832
Crosslinked polymers Oct 28, 1997 Issued
Array ( [id] => 4224777 [patent_doc_number] => 06011103 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Aqueous dispersion of cationic fine grain gel and process for preparing the same' [patent_app_type] => 1 [patent_app_number] => 8/945030 [patent_app_country] => US [patent_app_date] => 1997-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8631 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/011/06011103.pdf [firstpage_image] =>[orig_patent_app_number] => 945030 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/945030
Aqueous dispersion of cationic fine grain gel and process for preparing the same Oct 20, 1997 Issued
Array ( [id] => 4005229 [patent_doc_number] => 05859141 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-12 [patent_title] => 'Thermoplastic resin composition comprising cation-modified acrylamide or methacrylamide copolymer' [patent_app_type] => 1 [patent_app_number] => 8/949100 [patent_app_country] => US [patent_app_date] => 1997-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 13032 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/859/05859141.pdf [firstpage_image] =>[orig_patent_app_number] => 949100 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/949100
Thermoplastic resin composition comprising cation-modified acrylamide or methacrylamide copolymer Oct 9, 1997 Issued
Array ( [id] => 3990633 [patent_doc_number] => 05985522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-16 [patent_title] => 'Photoresist and compounds for composing the photoresist' [patent_app_type] => 1 [patent_app_number] => 8/947100 [patent_app_country] => US [patent_app_date] => 1997-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 12659 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/985/05985522.pdf [firstpage_image] =>[orig_patent_app_number] => 947100 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/947100
Photoresist and compounds for composing the photoresist Oct 7, 1997 Issued
Array ( [id] => 4019618 [patent_doc_number] => 05855244 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-05 [patent_title] => 'Compositions and processes for treating subterranean formations' [patent_app_type] => 1 [patent_app_number] => 8/941588 [patent_app_country] => US [patent_app_date] => 1997-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13482 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/855/05855244.pdf [firstpage_image] =>[orig_patent_app_number] => 941588 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/941588
Compositions and processes for treating subterranean formations Sep 29, 1997 Issued
Array ( [id] => 4027497 [patent_doc_number] => 05883210 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-16 [patent_title] => 'Compositions and processes for treating subterranean formations' [patent_app_type] => 1 [patent_app_number] => 8/951213 [patent_app_country] => US [patent_app_date] => 1997-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13558 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/883/05883210.pdf [firstpage_image] =>[orig_patent_app_number] => 951213 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/951213
Compositions and processes for treating subterranean formations Sep 18, 1997 Issued
Array ( [id] => 4044934 [patent_doc_number] => 05874510 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'Process for making crosslinked copolymers of maleic anhydride and methyl vinyl ether' [patent_app_type] => 1 [patent_app_number] => 8/932996 [patent_app_country] => US [patent_app_date] => 1997-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2229 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/874/05874510.pdf [firstpage_image] =>[orig_patent_app_number] => 932996 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/932996
Process for making crosslinked copolymers of maleic anhydride and methyl vinyl ether Sep 17, 1997 Issued
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