Search

Kai J. Chang

Examiner (ID: 19429, Phone: (571)270-5448 , Office: P/2468 )

Most Active Art Unit
2468
Art Unit(s)
2468
Total Applications
464
Issued Applications
333
Pending Applications
28
Abandoned Applications
109

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2991028 [patent_doc_number] => 05204921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'Automated optical main distributing frame system' [patent_app_type] => 1 [patent_app_number] => 7/817519 [patent_app_country] => US [patent_app_date] => 1992-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 5695 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/204/05204921.pdf [firstpage_image] =>[orig_patent_app_number] => 817519 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/817519
Automated optical main distributing frame system Jan 6, 1992 Issued
Array ( [id] => 2975895 [patent_doc_number] => 05274732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-28 [patent_title] => 'Mount for linear lens array' [patent_app_type] => 1 [patent_app_number] => 7/817164 [patent_app_country] => US [patent_app_date] => 1992-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2384 [patent_no_of_claims] => 16 [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/05/274/05274732.pdf [firstpage_image] =>[orig_patent_app_number] => 817164 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/817164
Mount for linear lens array Jan 5, 1992 Issued
Array ( [id] => 2971518 [patent_doc_number] => 05199088 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-30 [patent_title] => 'Fiber optic switch with spatial light modulator device' [patent_app_type] => 1 [patent_app_number] => 7/815454 [patent_app_country] => US [patent_app_date] => 1991-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3678 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/199/05199088.pdf [firstpage_image] =>[orig_patent_app_number] => 815454 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/815454
Fiber optic switch with spatial light modulator device Dec 30, 1991 Issued
07/815921 DIRECTIONAL COUPLER TYPE OPTICAL FUNCTION ELEMENT Dec 29, 1991 Abandoned
Array ( [id] => 2946148 [patent_doc_number] => 05220628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-15 [patent_title] => 'Circuit board assembly' [patent_app_type] => 1 [patent_app_number] => 7/813279 [patent_app_country] => US [patent_app_date] => 1991-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 920 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/220/05220628.pdf [firstpage_image] =>[orig_patent_app_number] => 813279 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/813279
Circuit board assembly Dec 26, 1991 Issued
Array ( [id] => 2971573 [patent_doc_number] => 05199091 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-30 [patent_title] => 'Arrangement and a method for coupling a light source to a light guide using a solid optical coupler' [patent_app_type] => 1 [patent_app_number] => 7/806381 [patent_app_country] => US [patent_app_date] => 1991-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4533 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/199/05199091.pdf [firstpage_image] =>[orig_patent_app_number] => 806381 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/806381
Arrangement and a method for coupling a light source to a light guide using a solid optical coupler Dec 12, 1991 Issued
Array ( [id] => 2985601 [patent_doc_number] => 05195161 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-16 [patent_title] => 'Optical waveguide comprising Bragg grating coupling means' [patent_app_type] => 1 [patent_app_number] => 7/806941 [patent_app_country] => US [patent_app_date] => 1991-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 2998 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/195/05195161.pdf [firstpage_image] =>[orig_patent_app_number] => 806941 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/806941
Optical waveguide comprising Bragg grating coupling means Dec 10, 1991 Issued
Array ( [id] => 2924593 [patent_doc_number] => 05237632 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-17 [patent_title] => 'Optical fibre coil assemblies' [patent_app_type] => 1 [patent_app_number] => 7/800351 [patent_app_country] => US [patent_app_date] => 1991-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2465 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/237/05237632.pdf [firstpage_image] =>[orig_patent_app_number] => 800351 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/800351
Optical fibre coil assemblies Dec 2, 1991 Issued
Array ( [id] => 2991810 [patent_doc_number] => 05253315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-12 [patent_title] => 'Method and apparatus for installing a fiber optic cable by capture of a coupling nut or coupling nut assembly' [patent_app_type] => 1 [patent_app_number] => 7/800745 [patent_app_country] => US [patent_app_date] => 1991-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 25 [patent_no_of_words] => 5875 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/253/05253315.pdf [firstpage_image] =>[orig_patent_app_number] => 800745 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/800745
Method and apparatus for installing a fiber optic cable by capture of a coupling nut or coupling nut assembly Nov 28, 1991 Issued
Array ( [id] => 2831850 [patent_doc_number] => 05168539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-01 [patent_title] => 'Fiber-optic coil and method of manufacturing same' [patent_app_type] => 1 [patent_app_number] => 7/800041 [patent_app_country] => US [patent_app_date] => 1991-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 3598 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/168/05168539.pdf [firstpage_image] =>[orig_patent_app_number] => 800041 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/800041
Fiber-optic coil and method of manufacturing same Nov 28, 1991 Issued
Array ( [id] => 2914988 [patent_doc_number] => 05249248 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-28 [patent_title] => 'Communication cable having a core wrap binder which provides water-blocking and strength properties' [patent_app_type] => 1 [patent_app_number] => 7/799491 [patent_app_country] => US [patent_app_date] => 1991-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4256 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/249/05249248.pdf [firstpage_image] =>[orig_patent_app_number] => 799491 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/799491
Communication cable having a core wrap binder which provides water-blocking and strength properties Nov 26, 1991 Issued
Array ( [id] => 2929407 [patent_doc_number] => 05193136 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-09 [patent_title] => 'Process for making multifunction integrated optics chips having high electro-optic coefficients' [patent_app_type] => 1 [patent_app_number] => 7/799716 [patent_app_country] => US [patent_app_date] => 1991-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1765 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/193/05193136.pdf [firstpage_image] =>[orig_patent_app_number] => 799716 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/799716
Process for making multifunction integrated optics chips having high electro-optic coefficients Nov 25, 1991 Issued
Array ( [id] => 2979507 [patent_doc_number] => 05202938 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-13 [patent_title] => 'Laminated waveguiding polarizer utilizing polymeric birefringent cladding' [patent_app_type] => 1 [patent_app_number] => 7/796731 [patent_app_country] => US [patent_app_date] => 1991-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3307 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/202/05202938.pdf [firstpage_image] =>[orig_patent_app_number] => 796731 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/796731
Laminated waveguiding polarizer utilizing polymeric birefringent cladding Nov 24, 1991 Issued
Array ( [id] => 2889221 [patent_doc_number] => 05159651 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-27 [patent_title] => 'Electro-optical connector assembly' [patent_app_type] => 1 [patent_app_number] => 7/798281 [patent_app_country] => US [patent_app_date] => 1991-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4102 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/159/05159651.pdf [firstpage_image] =>[orig_patent_app_number] => 798281 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/798281
Electro-optical connector assembly Nov 24, 1991 Issued
Array ( [id] => 3022362 [patent_doc_number] => 05276748 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-04 [patent_title] => 'Vertically-coupled arrow modulators or switches on silicon' [patent_app_type] => 1 [patent_app_number] => 7/797520 [patent_app_country] => US [patent_app_date] => 1991-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2514 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/276/05276748.pdf [firstpage_image] =>[orig_patent_app_number] => 797520 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/797520
Vertically-coupled arrow modulators or switches on silicon Nov 21, 1991 Issued
Array ( [id] => 2985421 [patent_doc_number] => 05195152 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-16 [patent_title] => 'Multichannel optical recording apparatus employing laser diodes' [patent_app_type] => 1 [patent_app_number] => 7/787159 [patent_app_country] => US [patent_app_date] => 1991-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 3405 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/195/05195152.pdf [firstpage_image] =>[orig_patent_app_number] => 787159 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/787159
Multichannel optical recording apparatus employing laser diodes Nov 3, 1991 Issued
Array ( [id] => 3000892 [patent_doc_number] => 05267341 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-30 [patent_title] => 'Fluid catheter with aqueous fluid core and method of use' [patent_app_type] => 1 [patent_app_number] => 7/784836 [patent_app_country] => US [patent_app_date] => 1991-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3155 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/267/05267341.pdf [firstpage_image] =>[orig_patent_app_number] => 784836 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/784836
Fluid catheter with aqueous fluid core and method of use Oct 29, 1991 Issued
Array ( [id] => 2835423 [patent_doc_number] => 05170455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-08 [patent_title] => 'Optical connective device' [patent_app_type] => 1 [patent_app_number] => 7/785352 [patent_app_country] => US [patent_app_date] => 1991-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2592 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/170/05170455.pdf [firstpage_image] =>[orig_patent_app_number] => 785352 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/785352
Optical connective device Oct 29, 1991 Issued
Array ( [id] => 2985581 [patent_doc_number] => 05195160 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-16 [patent_title] => 'Amplified optical fibre systems' [patent_app_type] => 1 [patent_app_number] => 7/783881 [patent_app_country] => US [patent_app_date] => 1991-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2303 [patent_no_of_claims] => 8 [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/05/195/05195160.pdf [firstpage_image] =>[orig_patent_app_number] => 783881 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/783881
Amplified optical fibre systems Oct 28, 1991 Issued
Array ( [id] => 2835402 [patent_doc_number] => 05170454 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-08 [patent_title] => 'Optical connector for endoscope' [patent_app_type] => 1 [patent_app_number] => 7/784107 [patent_app_country] => US [patent_app_date] => 1991-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3522 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/170/05170454.pdf [firstpage_image] =>[orig_patent_app_number] => 784107 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/784107
Optical connector for endoscope Oct 28, 1991 Issued
Menu