Search

Wu C. Cheng

Examiner (ID: 8893)

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3761451 [patent_doc_number] => 05772894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Derivatized rhodamine dye and its copolymers' [patent_app_type] => 1 [patent_app_number] => 8/682497 [patent_app_country] => US [patent_app_date] => 1996-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2512 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/772/05772894.pdf [firstpage_image] =>[orig_patent_app_number] => 682497 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/682497
Derivatized rhodamine dye and its copolymers Jul 16, 1996 Issued
Array ( [id] => 4054548 [patent_doc_number] => 05863664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-26 [patent_title] => 'Energy-curable cyanate/ethylenically unsaturated compositions' [patent_app_type] => 1 [patent_app_number] => 8/682224 [patent_app_country] => US [patent_app_date] => 1996-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 17969 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/863/05863664.pdf [firstpage_image] =>[orig_patent_app_number] => 682224 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/682224
Energy-curable cyanate/ethylenically unsaturated compositions Jul 16, 1996 Issued
Array ( [id] => 3879672 [patent_doc_number] => 05728792 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-17 [patent_title] => 'Method for preparing water absorbent resin' [patent_app_type] => 1 [patent_app_number] => 8/675405 [patent_app_country] => US [patent_app_date] => 1996-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4439 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/728/05728792.pdf [firstpage_image] =>[orig_patent_app_number] => 675405 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/675405
Method for preparing water absorbent resin Jul 1, 1996 Issued
Array ( [id] => 3729740 [patent_doc_number] => 05670591 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Anionically copolymerized living random (meth)acrylic copolymers and copolymers prepared therefrom' [patent_app_type] => 1 [patent_app_number] => 8/672118 [patent_app_country] => US [patent_app_date] => 1996-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5284 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/670/05670591.pdf [firstpage_image] =>[orig_patent_app_number] => 672118 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/672118
Anionically copolymerized living random (meth)acrylic copolymers and copolymers prepared therefrom Jun 26, 1996 Issued
Array ( [id] => 3829701 [patent_doc_number] => 05760129 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Method for forming polymers' [patent_app_type] => 1 [patent_app_number] => 8/723147 [patent_app_country] => US [patent_app_date] => 1996-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8238 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/760/05760129.pdf [firstpage_image] =>[orig_patent_app_number] => 723147 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/723147
Method for forming polymers Jun 23, 1996 Issued
Array ( [id] => 3814995 [patent_doc_number] => 05710226 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-20 [patent_title] => 'Method for forming polymers' [patent_app_type] => 1 [patent_app_number] => 8/668707 [patent_app_country] => US [patent_app_date] => 1996-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8203 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/710/05710226.pdf [firstpage_image] =>[orig_patent_app_number] => 668707 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/668707
Method for forming polymers Jun 23, 1996 Issued
Array ( [id] => 3679809 [patent_doc_number] => 05662707 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Polymerizable yellow dyes and their use in ophthalmic lenses' [patent_app_type] => 1 [patent_app_number] => 8/667347 [patent_app_country] => US [patent_app_date] => 1996-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7856 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/662/05662707.pdf [firstpage_image] =>[orig_patent_app_number] => 667347 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/667347
Polymerizable yellow dyes and their use in ophthalmic lenses Jun 20, 1996 Issued
08/665655 DISPERSANT-VISCOSITY IMPROVERS FOR LUBRICATING OIL COMPOSITIONS Jun 17, 1996 Abandoned
Array ( [id] => 4007368 [patent_doc_number] => 05859286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-12 [patent_title] => 'Monomer, polymer of the same, and composition containing the polymer' [patent_app_type] => 1 [patent_app_number] => 8/659907 [patent_app_country] => US [patent_app_date] => 1996-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11406 [patent_no_of_claims] => 1 [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/05/859/05859286.pdf [firstpage_image] =>[orig_patent_app_number] => 659907 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/659907
Monomer, polymer of the same, and composition containing the polymer Jun 6, 1996 Issued
Array ( [id] => 3942056 [patent_doc_number] => 05872287 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Amphipathic compound having succinic acid skeleton' [patent_app_type] => 1 [patent_app_number] => 8/658254 [patent_app_country] => US [patent_app_date] => 1996-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 31744 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/872/05872287.pdf [firstpage_image] =>[orig_patent_app_number] => 658254 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/658254
Amphipathic compound having succinic acid skeleton Jun 3, 1996 Issued
Array ( [id] => 3771398 [patent_doc_number] => 05773545 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Polymers of alkyl-1-vinylimidazloes, the preparation and use thereof' [patent_app_type] => 1 [patent_app_number] => 8/646262 [patent_app_country] => US [patent_app_date] => 1996-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6288 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/773/05773545.pdf [firstpage_image] =>[orig_patent_app_number] => 646262 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/646262
Polymers of alkyl-1-vinylimidazloes, the preparation and use thereof May 19, 1996 Issued
Array ( [id] => 3707818 [patent_doc_number] => 05654385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-05 [patent_title] => 'One-step process for making lightly-crosslinked polyvinylpyrrolidone hydrogel' [patent_app_type] => 1 [patent_app_number] => 8/648789 [patent_app_country] => US [patent_app_date] => 1996-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1975 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/654/05654385.pdf [firstpage_image] =>[orig_patent_app_number] => 648789 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/648789
One-step process for making lightly-crosslinked polyvinylpyrrolidone hydrogel May 15, 1996 Issued
Array ( [id] => 3737500 [patent_doc_number] => 05698649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Copolymers based on vinyl ethers and monoethylenically unsaturated dicarboxylic anhydrides, their preparation and their use' [patent_app_type] => 1 [patent_app_number] => 8/645047 [patent_app_country] => US [patent_app_date] => 1996-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6143 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/698/05698649.pdf [firstpage_image] =>[orig_patent_app_number] => 645047 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/645047
Copolymers based on vinyl ethers and monoethylenically unsaturated dicarboxylic anhydrides, their preparation and their use May 12, 1996 Issued
Array ( [id] => 3815024 [patent_doc_number] => 05710228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-20 [patent_title] => 'Maleimide/.alpha.-olefin copolymers and their use as light stabilizers and stabilizers for organic material' [patent_app_type] => 1 [patent_app_number] => 8/644123 [patent_app_country] => US [patent_app_date] => 1996-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3019 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/710/05710228.pdf [firstpage_image] =>[orig_patent_app_number] => 644123 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/644123
Maleimide/.alpha.-olefin copolymers and their use as light stabilizers and stabilizers for organic material May 9, 1996 Issued
Array ( [id] => 3741052 [patent_doc_number] => 05716607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Methods to inhibit late radiation-induced skin damage' [patent_app_type] => 1 [patent_app_number] => 8/643400 [patent_app_country] => US [patent_app_date] => 1996-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5434 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/716/05716607.pdf [firstpage_image] =>[orig_patent_app_number] => 643400 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/643400
Methods to inhibit late radiation-induced skin damage May 5, 1996 Issued
Array ( [id] => 3741067 [patent_doc_number] => 05716608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Methods to inhibit acute radiation-induced skin damage' [patent_app_type] => 1 [patent_app_number] => 8/643468 [patent_app_country] => US [patent_app_date] => 1996-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6224 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/716/05716608.pdf [firstpage_image] =>[orig_patent_app_number] => 643468 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/643468
Methods to inhibit acute radiation-induced skin damage May 5, 1996 Issued
Array ( [id] => 3844484 [patent_doc_number] => 05708106 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-13 [patent_title] => 'Copolymers having pendant functional thymine groups' [patent_app_type] => 1 [patent_app_number] => 8/642805 [patent_app_country] => US [patent_app_date] => 1996-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5036 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/708/05708106.pdf [firstpage_image] =>[orig_patent_app_number] => 642805 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/642805
Copolymers having pendant functional thymine groups May 2, 1996 Issued
Array ( [id] => 3683922 [patent_doc_number] => 05633327 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-27 [patent_title] => 'Styrene-based dicarboxylic acid-functional monomers and polymers prepared from same' [patent_app_type] => 1 [patent_app_number] => 8/636108 [patent_app_country] => US [patent_app_date] => 1996-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8206 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/633/05633327.pdf [firstpage_image] =>[orig_patent_app_number] => 636108 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/636108
Styrene-based dicarboxylic acid-functional monomers and polymers prepared from same Apr 21, 1996 Issued
Array ( [id] => 3703975 [patent_doc_number] => 05674961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-07 [patent_title] => 'Oil water and solvent resistant paper by treatment with fluorochemical copolymers' [patent_app_type] => 1 [patent_app_number] => 8/631594 [patent_app_country] => US [patent_app_date] => 1996-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4718 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/674/05674961.pdf [firstpage_image] =>[orig_patent_app_number] => 631594 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/631594
Oil water and solvent resistant paper by treatment with fluorochemical copolymers Apr 11, 1996 Issued
Array ( [id] => 3830967 [patent_doc_number] => 05739240 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-14 [patent_title] => 'Modified acrylic urethane prepolymer concentrate and polyester resins containing same' [patent_app_type] => 1 [patent_app_number] => 8/629894 [patent_app_country] => US [patent_app_date] => 1996-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3561 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/739/05739240.pdf [firstpage_image] =>[orig_patent_app_number] => 629894 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/629894
Modified acrylic urethane prepolymer concentrate and polyester resins containing same Apr 9, 1996 Issued
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