Search

Ke Xiao

Supervisory Patent Examiner (ID: 234, Phone: (571)272-7776 , Office: P/2612 )

Most Active Art Unit
2629
Art Unit(s)
2612, 2629, 2677, 2675, 2627
Total Applications
376
Issued Applications
109
Pending Applications
22
Abandoned Applications
247

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2584826 [patent_doc_number] => 04911191 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Apparatus for protecting ceiling work area from dispersal of asbestos fibers' [patent_app_type] => 1 [patent_app_number] => 7/337140 [patent_app_country] => US [patent_app_date] => 1989-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2997 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911191.pdf [firstpage_image] =>[orig_patent_app_number] => 337140 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/337140
Apparatus for protecting ceiling work area from dispersal of asbestos fibers Apr 11, 1989 Issued
Array ( [id] => 2667537 [patent_doc_number] => 05026532 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Process for the preparation of an improved chabazite for the purification of bulk gases' [patent_app_type] => 1 [patent_app_number] => 7/334642 [patent_app_country] => US [patent_app_date] => 1989-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6644 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/026/05026532.pdf [firstpage_image] =>[orig_patent_app_number] => 334642 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/334642
Process for the preparation of an improved chabazite for the purification of bulk gases Apr 5, 1989 Issued
07/332053 SILICA/GERMANIUM OXIDE ZEOLITES Apr 2, 1989 Abandoned
Array ( [id] => 2629144 [patent_doc_number] => 04957719 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-18 [patent_title] => 'Process for preparation of synthetic mazzite' [patent_app_type] => 1 [patent_app_number] => 7/332422 [patent_app_country] => US [patent_app_date] => 1989-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4948 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/957/04957719.pdf [firstpage_image] =>[orig_patent_app_number] => 332422 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/332422
Process for preparation of synthetic mazzite Mar 30, 1989 Issued
Array ( [id] => 2754542 [patent_doc_number] => 05043308 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'Crystalline rare earth aluminum borates' [patent_app_type] => 1 [patent_app_number] => 7/330418 [patent_app_country] => US [patent_app_date] => 1989-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16359 [patent_no_of_claims] => 43 [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/05/043/05043308.pdf [firstpage_image] =>[orig_patent_app_number] => 330418 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/330418
Crystalline rare earth aluminum borates Mar 28, 1989 Issued
Array ( [id] => 2758912 [patent_doc_number] => 04994254 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-19 [patent_title] => 'Aluminogallosilicates of the mfi type' [patent_app_type] => 1 [patent_app_number] => 7/322988 [patent_app_country] => US [patent_app_date] => 1989-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11501 [patent_no_of_claims] => 2 [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/04/994/04994254.pdf [firstpage_image] =>[orig_patent_app_number] => 322988 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/322988
Aluminogallosilicates of the mfi type Mar 13, 1989 Issued
07/318819 METHOD FOR MODIFYING A ZEOLITE Mar 2, 1989 Abandoned
Array ( [id] => 2589889 [patent_doc_number] => 04933161 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Tin substitution into zeolite frameworks' [patent_app_type] => 1 [patent_app_number] => 7/304863 [patent_app_country] => US [patent_app_date] => 1989-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2771 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/933/04933161.pdf [firstpage_image] =>[orig_patent_app_number] => 304863 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/304863
Tin substitution into zeolite frameworks Jan 30, 1989 Issued
07/302031 WAFER STRUCTURE FOR FORMING A SEMICONDUCTOR SINGLE CRYSTAL FILM Jan 25, 1989 Abandoned
07/298629 SUBSTITUTED ALUMINOSILICATE COMPOSITIONS AND PROCESS FOR PREPARING SAME Jan 17, 1989 Abandoned
Array ( [id] => 2764408 [patent_doc_number] => 05035873 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-30 [patent_title] => 'Synthetic alkali metal alumino-silicates compositions and their methods of preparation' [patent_app_type] => 1 [patent_app_number] => 7/297738 [patent_app_country] => US [patent_app_date] => 1989-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 38 [patent_no_of_words] => 17161 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/035/05035873.pdf [firstpage_image] =>[orig_patent_app_number] => 297738 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/297738
Synthetic alkali metal alumino-silicates compositions and their methods of preparation Jan 16, 1989 Issued
Array ( [id] => 2702439 [patent_doc_number] => 05000932 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-19 [patent_title] => 'Mazzite-type zeolite, ECR-15, and a process for preparing it' [patent_app_type] => 1 [patent_app_number] => 7/296477 [patent_app_country] => US [patent_app_date] => 1989-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4907 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/000/05000932.pdf [firstpage_image] =>[orig_patent_app_number] => 296477 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/296477
Mazzite-type zeolite, ECR-15, and a process for preparing it Jan 11, 1989 Issued
Array ( [id] => 2689976 [patent_doc_number] => 05064630 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-12 [patent_title] => 'Zeolite L preparation' [patent_app_type] => 1 [patent_app_number] => 7/292704 [patent_app_country] => US [patent_app_date] => 1989-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4601 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/064/05064630.pdf [firstpage_image] =>[orig_patent_app_number] => 292704 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/292704
Zeolite L preparation Jan 2, 1989 Issued
Array ( [id] => 2597957 [patent_doc_number] => 04911898 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Zeolite particles retaining silver ions having antibacterial properties' [patent_app_type] => 1 [patent_app_number] => 7/301909 [patent_app_country] => US [patent_app_date] => 1988-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 9921 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911898.pdf [firstpage_image] =>[orig_patent_app_number] => 301909 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/301909
Zeolite particles retaining silver ions having antibacterial properties Dec 27, 1988 Issued
07/291328 TITANIUM-ALUMINUM-SILICON-OXIDE MOLECULAR SIEVE COMPOSITIONS Dec 27, 1988 Abandoned
Array ( [id] => 2597975 [patent_doc_number] => 04911899 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Zeolite particles having bacteriocidal properties' [patent_app_type] => 1 [patent_app_number] => 7/296299 [patent_app_country] => US [patent_app_date] => 1988-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 9918 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911899.pdf [firstpage_image] =>[orig_patent_app_number] => 296299 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/296299
Zeolite particles having bacteriocidal properties Dec 27, 1988 Issued
Array ( [id] => 2698901 [patent_doc_number] => 04992079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-12 [patent_title] => 'Process for preparing a nonphosphate laundry detergent' [patent_app_type] => 1 [patent_app_number] => 7/290491 [patent_app_country] => US [patent_app_date] => 1988-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3597 [patent_no_of_claims] => 16 [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/04/992/04992079.pdf [firstpage_image] =>[orig_patent_app_number] => 290491 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/290491
Process for preparing a nonphosphate laundry detergent Dec 26, 1988 Issued
Array ( [id] => 2693308 [patent_doc_number] => 04988402 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Processes for enhancing fluorescence of tunable titanium-doped oxide laser crystals' [patent_app_type] => 1 [patent_app_number] => 7/287011 [patent_app_country] => US [patent_app_date] => 1988-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3746 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/988/04988402.pdf [firstpage_image] =>[orig_patent_app_number] => 287011 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/287011
Processes for enhancing fluorescence of tunable titanium-doped oxide laser crystals Dec 20, 1988 Issued
Array ( [id] => 2621243 [patent_doc_number] => 04906324 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-06 [patent_title] => 'Method for the preparation of silicon carbide platelets' [patent_app_type] => 1 [patent_app_number] => 7/284911 [patent_app_country] => US [patent_app_date] => 1988-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2899 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/906/04906324.pdf [firstpage_image] =>[orig_patent_app_number] => 284911 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/284911
Method for the preparation of silicon carbide platelets Dec 14, 1988 Issued
Array ( [id] => 2874340 [patent_doc_number] => 05108540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-28 [patent_title] => 'Method for epitaxial growth from the vapor phase of semiconductor materials' [patent_app_type] => 1 [patent_app_number] => 7/283048 [patent_app_country] => US [patent_app_date] => 1988-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2934 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/108/05108540.pdf [firstpage_image] =>[orig_patent_app_number] => 283048 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/283048
Method for epitaxial growth from the vapor phase of semiconductor materials Dec 5, 1988 Issued
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