Search

Wu C. Cheng

Examiner (ID: 11930)

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] => 3660033 [patent_doc_number] => 05627249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Acrylamide polymers and use thereof' [patent_app_type] => 1 [patent_app_number] => 8/363268 [patent_app_country] => US [patent_app_date] => 1994-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17807 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/627/05627249.pdf [firstpage_image] =>[orig_patent_app_number] => 363268 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/363268
Acrylamide polymers and use thereof Dec 22, 1994 Issued
Array ( [id] => 3647996 [patent_doc_number] => 05637662 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-10 [patent_title] => 'Process for the continuous bulk production of acrylic polymers' [patent_app_type] => 1 [patent_app_number] => 8/361897 [patent_app_country] => US [patent_app_date] => 1994-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2490 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/637/05637662.pdf [firstpage_image] =>[orig_patent_app_number] => 361897 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/361897
Process for the continuous bulk production of acrylic polymers Dec 21, 1994 Issued
Array ( [id] => 3498120 [patent_doc_number] => 05532328 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-02 [patent_title] => 'Process for the preparation of a polymer' [patent_app_type] => 1 [patent_app_number] => 8/307837 [patent_app_country] => US [patent_app_date] => 1994-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2674 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/532/05532328.pdf [firstpage_image] =>[orig_patent_app_number] => 307837 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/307837
Process for the preparation of a polymer Dec 14, 1994 Issued
Array ( [id] => 3114594 [patent_doc_number] => 05464916 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Method for making structured suspension PSA beads' [patent_app_type] => 1 [patent_app_number] => 8/356499 [patent_app_country] => US [patent_app_date] => 1994-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6395 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 561 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464916.pdf [firstpage_image] =>[orig_patent_app_number] => 356499 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/356499
Method for making structured suspension PSA beads Dec 14, 1994 Issued
Array ( [id] => 3493910 [patent_doc_number] => 05536798 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-16 [patent_title] => 'Optical material' [patent_app_type] => 1 [patent_app_number] => 8/357343 [patent_app_country] => US [patent_app_date] => 1994-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3455 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/536/05536798.pdf [firstpage_image] =>[orig_patent_app_number] => 357343 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/357343
Optical material Dec 14, 1994 Issued
08/355462 POLYCARBONATE MOLDING COMPOUNDS STABLE TO LIGHT AGEING Dec 13, 1994 Abandoned
Array ( [id] => 3116888 [patent_doc_number] => 05449726 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Modified bisimide compositions' [patent_app_type] => 1 [patent_app_number] => 8/355449 [patent_app_country] => US [patent_app_date] => 1994-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4174 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449726.pdf [firstpage_image] =>[orig_patent_app_number] => 355449 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/355449
Modified bisimide compositions Dec 12, 1994 Issued
Array ( [id] => 3443005 [patent_doc_number] => 05430114 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Water-soluble addition polymers of cyclohexene anhydrides' [patent_app_type] => 1 [patent_app_number] => 8/346431 [patent_app_country] => US [patent_app_date] => 1994-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9253 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/430/05430114.pdf [firstpage_image] =>[orig_patent_app_number] => 346431 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/346431
Water-soluble addition polymers of cyclohexene anhydrides Nov 28, 1994 Issued
Array ( [id] => 3558846 [patent_doc_number] => 05502137 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Polyether glycols and alcohols derived from 3,4-epoxy-1-butene, tetrahydrofuran and an initiator' [patent_app_type] => 1 [patent_app_number] => 8/344905 [patent_app_country] => US [patent_app_date] => 1994-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5841 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/502/05502137.pdf [firstpage_image] =>[orig_patent_app_number] => 344905 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/344905
Polyether glycols and alcohols derived from 3,4-epoxy-1-butene, tetrahydrofuran and an initiator Nov 24, 1994 Issued
Array ( [id] => 3516152 [patent_doc_number] => 05512645 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-30 [patent_title] => 'Lactam ring containing polymer' [patent_app_type] => 1 [patent_app_number] => 8/343640 [patent_app_country] => US [patent_app_date] => 1994-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4683 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/512/05512645.pdf [firstpage_image] =>[orig_patent_app_number] => 343640 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/343640
Lactam ring containing polymer Nov 21, 1994 Issued
Array ( [id] => 3834533 [patent_doc_number] => 05712356 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Cross-linkable copolymers and hydrogels' [patent_app_type] => 1 [patent_app_number] => 8/339384 [patent_app_country] => US [patent_app_date] => 1994-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10032 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/712/05712356.pdf [firstpage_image] =>[orig_patent_app_number] => 339384 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/339384
Cross-linkable copolymers and hydrogels Nov 13, 1994 Issued
Array ( [id] => 3593758 [patent_doc_number] => 05521269 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-28 [patent_title] => 'Spiropyran compounds and optically active spiropyran compounds and their use' [patent_app_type] => 1 [patent_app_number] => 8/335756 [patent_app_country] => US [patent_app_date] => 1994-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5109 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/521/05521269.pdf [firstpage_image] =>[orig_patent_app_number] => 335756 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/335756
Spiropyran compounds and optically active spiropyran compounds and their use Nov 13, 1994 Issued
Array ( [id] => 3662970 [patent_doc_number] => 05656705 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Suspension polymerization' [patent_app_type] => 1 [patent_app_number] => 8/333208 [patent_app_country] => US [patent_app_date] => 1994-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4515 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/656/05656705.pdf [firstpage_image] =>[orig_patent_app_number] => 333208 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/333208
Suspension polymerization Nov 1, 1994 Issued
Array ( [id] => 3593716 [patent_doc_number] => 05521266 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-28 [patent_title] => 'Method for forming polymers' [patent_app_type] => 1 [patent_app_number] => 8/330660 [patent_app_country] => US [patent_app_date] => 1994-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8245 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/521/05521266.pdf [firstpage_image] =>[orig_patent_app_number] => 330660 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/330660
Method for forming polymers Oct 27, 1994 Issued
Array ( [id] => 3582312 [patent_doc_number] => 05498670 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-12 [patent_title] => 'Coating compositions containing crosslinked spherical fine particles' [patent_app_type] => 1 [patent_app_number] => 8/325105 [patent_app_country] => US [patent_app_date] => 1994-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24759 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/498/05498670.pdf [firstpage_image] =>[orig_patent_app_number] => 325105 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/325105
Coating compositions containing crosslinked spherical fine particles Oct 16, 1994 Issued
08/307780 COPOLYMERS BASED ON VINYL ETHERS AND MONOETHYLENICALLY UNSATURATED DICARBOXYLIC ANHYDRIDES, THEIR PREPARATION AND THEIR USE Oct 6, 1994 Abandoned
Array ( [id] => 3118585 [patent_doc_number] => 05449816 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Amino-oxy esters' [patent_app_type] => 1 [patent_app_number] => 8/319637 [patent_app_country] => US [patent_app_date] => 1994-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6607 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449816.pdf [firstpage_image] =>[orig_patent_app_number] => 319637 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/319637
Amino-oxy esters Oct 6, 1994 Issued
Array ( [id] => 3732390 [patent_doc_number] => 05635575 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-03 [patent_title] => 'Agent for water treatment containing a polymer for water treatment and a process for producing said polymer' [patent_app_type] => 1 [patent_app_number] => 8/317882 [patent_app_country] => US [patent_app_date] => 1994-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4431 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/635/05635575.pdf [firstpage_image] =>[orig_patent_app_number] => 317882 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/317882
Agent for water treatment containing a polymer for water treatment and a process for producing said polymer Oct 3, 1994 Issued
Array ( [id] => 3703701 [patent_doc_number] => 05646296 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-08 [patent_title] => 'Metal ion binding monomer and polymer' [patent_app_type] => 1 [patent_app_number] => 8/317433 [patent_app_country] => US [patent_app_date] => 1994-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13754 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/646/05646296.pdf [firstpage_image] =>[orig_patent_app_number] => 317433 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/317433
Metal ion binding monomer and polymer Oct 2, 1994 Issued
Array ( [id] => 3589742 [patent_doc_number] => 05516850 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Ionic polymers' [patent_app_type] => 1 [patent_app_number] => 8/315655 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3303 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/516/05516850.pdf [firstpage_image] =>[orig_patent_app_number] => 315655 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/315655
Ionic polymers Sep 29, 1994 Issued
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