Search

Kai J. Chang

Examiner (ID: 12149, Phone: (571)270-5448 , Office: P/2468 )

Most Active Art Unit
2468
Art Unit(s)
2468
Total Applications
476
Issued Applications
340
Pending Applications
29
Abandoned Applications
111

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3067353 [patent_doc_number] => 05294687 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-15 [patent_title] => 'Low molecular weight monoalkyl substituted phosphinate and phosphonate copolymers' [patent_app_type] => 1 [patent_app_number] => 8/100862 [patent_app_country] => US [patent_app_date] => 1993-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5951 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/294/05294687.pdf [firstpage_image] =>[orig_patent_app_number] => 100862 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/100862
Low molecular weight monoalkyl substituted phosphinate and phosphonate copolymers Aug 1, 1993 Issued
08/099455 PROCESS FOR PRODUCING POLYMERIC ELECTROLYTE COMPLEX AND ION-EXCHANGE RESIN Jul 29, 1993 Pending
Array ( [id] => 3114234 [patent_doc_number] => 05395896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Metal scavengers and processes for the production thereof' [patent_app_type] => 1 [patent_app_number] => 8/104485 [patent_app_country] => US [patent_app_date] => 1993-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3576 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/395/05395896.pdf [firstpage_image] =>[orig_patent_app_number] => 104485 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/104485
Metal scavengers and processes for the production thereof Jul 27, 1993 Issued
Array ( [id] => 3096135 [patent_doc_number] => 05292835 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-08 [patent_title] => 'Microcapsules' [patent_app_type] => 1 [patent_app_number] => 8/093996 [patent_app_country] => US [patent_app_date] => 1993-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5608 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/292/05292835.pdf [firstpage_image] =>[orig_patent_app_number] => 093996 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/093996
Microcapsules Jul 20, 1993 Issued
Array ( [id] => 3100395 [patent_doc_number] => RE035004 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Cyclic carbonyl containing polymers' [patent_app_type] => 2 [patent_app_number] => 8/092150 [patent_app_country] => US [patent_app_date] => 1993-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3330 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/035/RE035004.pdf [firstpage_image] =>[orig_patent_app_number] => 092150 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/092150
Cyclic carbonyl containing polymers Jul 14, 1993 Issued
Array ( [id] => 3461810 [patent_doc_number] => 05391636 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-21 [patent_title] => 'Polyamine condensates of styrene-maleic anhydride copolymers as corrosion inhibitors' [patent_app_type] => 1 [patent_app_number] => 8/091862 [patent_app_country] => US [patent_app_date] => 1993-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2098 [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/05/391/05391636.pdf [firstpage_image] =>[orig_patent_app_number] => 091862 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/091862
Polyamine condensates of styrene-maleic anhydride copolymers as corrosion inhibitors Jul 13, 1993 Issued
Array ( [id] => 3009192 [patent_doc_number] => 05354842 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Method for determining branch distribution of polymer' [patent_app_type] => 1 [patent_app_number] => 8/090998 [patent_app_country] => US [patent_app_date] => 1993-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2097 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/354/05354842.pdf [firstpage_image] =>[orig_patent_app_number] => 090998 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/090998
Method for determining branch distribution of polymer Jul 12, 1993 Issued
Array ( [id] => 3008796 [patent_doc_number] => 05354821 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Radically polymerizable multicomponent mixtures and their use (III)' [patent_app_type] => 1 [patent_app_number] => 8/090990 [patent_app_country] => US [patent_app_date] => 1993-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5565 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/354/05354821.pdf [firstpage_image] =>[orig_patent_app_number] => 090990 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/090990
Radically polymerizable multicomponent mixtures and their use (III) Jul 11, 1993 Issued
Array ( [id] => 4402601 [patent_doc_number] => 06264839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Phosphonomethylated polyvinylamines and preparation and use thereof' [patent_app_type] => 1 [patent_app_number] => 8/089436 [patent_app_country] => US [patent_app_date] => 1993-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11116 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/264/06264839.pdf [firstpage_image] =>[orig_patent_app_number] => 089436 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/089436
Phosphonomethylated polyvinylamines and preparation and use thereof Jul 11, 1993 Issued
Array ( [id] => 3017189 [patent_doc_number] => 05340883 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-23 [patent_title] => 'Organic liquid absorbent compositions based on phosphonic acid-containing polymers and di- or polyamines' [patent_app_type] => 1 [patent_app_number] => 8/088713 [patent_app_country] => US [patent_app_date] => 1993-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5513 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/340/05340883.pdf [firstpage_image] =>[orig_patent_app_number] => 088713 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/088713
Organic liquid absorbent compositions based on phosphonic acid-containing polymers and di- or polyamines Jul 7, 1993 Issued
Array ( [id] => 3096288 [patent_doc_number] => 05298571 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-29 [patent_title] => 'High-resilience ionomeric compositions for golf ball covers' [patent_app_type] => 1 [patent_app_number] => 8/084340 [patent_app_country] => US [patent_app_date] => 1993-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4867 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/298/05298571.pdf [firstpage_image] =>[orig_patent_app_number] => 084340 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/084340
High-resilience ionomeric compositions for golf ball covers Jun 29, 1993 Issued
Array ( [id] => 1542640 [patent_doc_number] => H0002030 [patent_country] => US [patent_kind] => H1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Process for the preparation of random copolymers of conjugated dienes and vinyl aromatic compounds' [patent_app_type] => H1 [patent_app_number] => 08/084685 [patent_app_country] => US [patent_app_date] => 1993-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2885 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/H0/002/H0002030.pdf [firstpage_image] =>[orig_patent_app_number] => 08084685 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/084685
Process for the preparation of random copolymers of conjugated dienes and vinyl aromatic compounds Jun 28, 1993 Issued
Array ( [id] => 3125256 [patent_doc_number] => 05436307 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Aqueous coating composition and its preparation' [patent_app_type] => 1 [patent_app_number] => 8/080270 [patent_app_country] => US [patent_app_date] => 1993-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2591 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/436/05436307.pdf [firstpage_image] =>[orig_patent_app_number] => 080270 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/080270
Aqueous coating composition and its preparation Jun 20, 1993 Issued
Array ( [id] => 3001229 [patent_doc_number] => 05371110 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-06 [patent_title] => 'Ion exchange polymers and method for making' [patent_app_type] => 1 [patent_app_number] => 8/081910 [patent_app_country] => US [patent_app_date] => 1993-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3669 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/371/05371110.pdf [firstpage_image] =>[orig_patent_app_number] => 081910 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/081910
Ion exchange polymers and method for making Jun 20, 1993 Issued
Array ( [id] => 3477815 [patent_doc_number] => 05432221 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-11 [patent_title] => 'Hydroxy-functional acrylic polymer compositions having compatibility with castor oil' [patent_app_type] => 1 [patent_app_number] => 8/078376 [patent_app_country] => US [patent_app_date] => 1993-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1588 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/432/05432221.pdf [firstpage_image] =>[orig_patent_app_number] => 078376 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/078376
Hydroxy-functional acrylic polymer compositions having compatibility with castor oil Jun 16, 1993 Issued
Array ( [id] => 3841256 [patent_doc_number] => 05744557 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-28 [patent_title] => 'Energy-curable cyanate/ethylenically unsaturated compositions' [patent_app_type] => 1 [patent_app_number] => 8/078981 [patent_app_country] => US [patent_app_date] => 1993-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 17987 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/744/05744557.pdf [firstpage_image] =>[orig_patent_app_number] => 078981 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/078981
Energy-curable cyanate/ethylenically unsaturated compositions Jun 15, 1993 Issued
Array ( [id] => 3085312 [patent_doc_number] => 05280084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-18 [patent_title] => 'Process for improving the hydrophilic properties on polymer surfaces' [patent_app_type] => 1 [patent_app_number] => 8/074730 [patent_app_country] => US [patent_app_date] => 1993-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6048 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/280/05280084.pdf [firstpage_image] =>[orig_patent_app_number] => 074730 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/074730
Process for improving the hydrophilic properties on polymer surfaces Jun 9, 1993 Issued
Array ( [id] => 3096350 [patent_doc_number] => 05292844 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-08 [patent_title] => 'Vinyl acetate modified suspension polymer beads, adhesives made therefrom and a method of making' [patent_app_type] => 1 [patent_app_number] => 8/074991 [patent_app_country] => US [patent_app_date] => 1993-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5626 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/292/05292844.pdf [firstpage_image] =>[orig_patent_app_number] => 074991 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/074991
Vinyl acetate modified suspension polymer beads, adhesives made therefrom and a method of making Jun 9, 1993 Issued
08/074960 HYDROPHOBIC DISPERSANTS USED IN FORMING POLYMER DISPERSIONS Jun 9, 1993 Pending
08/072051 OLEFIN POLYMERS PARTIALLY CROSSLINKED WITH BISMALEIMIDO COMPOUNDS Jun 6, 1993 Pending
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