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] => 2730368 [patent_doc_number] => 05051246 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Crystalline aluminophosphate compositions' [patent_app_type] => 1 [patent_app_number] => 7/523677 [patent_app_country] => US [patent_app_date] => 1990-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2019 [patent_no_of_claims] => 12 [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/05/051/05051246.pdf [firstpage_image] =>[orig_patent_app_number] => 523677 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523677
Crystalline aluminophosphate compositions May 14, 1990 Issued
07/523515 CRYSTALLINE ALUMINOPHOSPHATE COMPOSITIONS May 14, 1990 Abandoned
Array ( [id] => 2764352 [patent_doc_number] => 05035870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-30 [patent_title] => 'Crystalline aluminophosphate compositions' [patent_app_type] => 1 [patent_app_number] => 7/523513 [patent_app_country] => US [patent_app_date] => 1990-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2159 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/035/05035870.pdf [firstpage_image] =>[orig_patent_app_number] => 523513 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523513
Crystalline aluminophosphate compositions May 14, 1990 Issued
Array ( [id] => 2742632 [patent_doc_number] => 05015454 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Process for preparation of an ECR-5 crystalline zeolite composition' [patent_app_type] => 1 [patent_app_number] => 7/517995 [patent_app_country] => US [patent_app_date] => 1990-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2330 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/015/05015454.pdf [firstpage_image] =>[orig_patent_app_number] => 517995 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/517995
Process for preparation of an ECR-5 crystalline zeolite composition May 1, 1990 Issued
Array ( [id] => 2700499 [patent_doc_number] => 05013393 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-07 [patent_title] => 'Process for the melting and directional solidification of metals' [patent_app_type] => 1 [patent_app_number] => 7/517235 [patent_app_country] => US [patent_app_date] => 1990-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3513 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/013/05013393.pdf [firstpage_image] =>[orig_patent_app_number] => 517235 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/517235
Process for the melting and directional solidification of metals Apr 30, 1990 Issued
07/516315 SILANE COMPOSITIONS AND PROCESS Apr 29, 1990 Abandoned
07/511427 STABILIZED SYNTHETIC ZEOLITE AND A PROCESS FOR THE PREPARATION THEREOF Apr 22, 1990 Abandoned
Array ( [id] => 2863309 [patent_doc_number] => 05096684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-17 [patent_title] => 'Process for the synthesis of precursors of molecular sieves of the silicoaluminophosphate type, precursors obtained and their application to obtaining the said molecular sieves' [patent_app_type] => 1 [patent_app_number] => 7/502423 [patent_app_country] => US [patent_app_date] => 1990-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6778 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/096/05096684.pdf [firstpage_image] =>[orig_patent_app_number] => 502423 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/502423
Process for the synthesis of precursors of molecular sieves of the silicoaluminophosphate type, precursors obtained and their application to obtaining the said molecular sieves Mar 29, 1990 Issued
07/501406 ZEOLITE L Mar 28, 1990 Abandoned
Array ( [id] => 2781268 [patent_doc_number] => 05093100 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-03 [patent_title] => 'Plate-like magnetite particles, plate-like maghemite particles and processes of producing the same' [patent_app_type] => 1 [patent_app_number] => 7/493121 [patent_app_country] => US [patent_app_date] => 1990-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4818 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/093/05093100.pdf [firstpage_image] =>[orig_patent_app_number] => 493121 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/493121
Plate-like magnetite particles, plate-like maghemite particles and processes of producing the same Mar 14, 1990 Issued
Array ( [id] => 2690691 [patent_doc_number] => 05019367 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-28 [patent_title] => 'Method for producing boehmite' [patent_app_type] => 1 [patent_app_number] => 7/491153 [patent_app_country] => US [patent_app_date] => 1990-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1548 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/019/05019367.pdf [firstpage_image] =>[orig_patent_app_number] => 491153 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/491153
Method for producing boehmite Mar 8, 1990 Issued
Array ( [id] => 2842331 [patent_doc_number] => 05110571 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Stannosilicates and preparation thereof (C-2417)' [patent_app_type] => 1 [patent_app_number] => 7/486471 [patent_app_country] => US [patent_app_date] => 1990-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 6542 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/110/05110571.pdf [firstpage_image] =>[orig_patent_app_number] => 486471 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/486471
Stannosilicates and preparation thereof (C-2417) Feb 27, 1990 Issued
Array ( [id] => 2795348 [patent_doc_number] => 05139760 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-18 [patent_title] => 'Amorphous silica-alumina spherical particles and process for preparation thereof' [patent_app_type] => 1 [patent_app_number] => 7/484869 [patent_app_country] => US [patent_app_date] => 1990-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 7999 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/139/05139760.pdf [firstpage_image] =>[orig_patent_app_number] => 484869 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/484869
Amorphous silica-alumina spherical particles and process for preparation thereof Feb 25, 1990 Issued
Array ( [id] => 2739375 [patent_doc_number] => 05028410 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Hydrometallurgical production of zinc oxide from roasted zinc concentrates' [patent_app_type] => 1 [patent_app_number] => 7/480374 [patent_app_country] => US [patent_app_date] => 1990-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2964 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028410.pdf [firstpage_image] =>[orig_patent_app_number] => 480374 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/480374
Hydrometallurgical production of zinc oxide from roasted zinc concentrates Feb 13, 1990 Issued
Array ( [id] => 2703189 [patent_doc_number] => 04981663 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-01 [patent_title] => 'Synthetic crystal MCM-35' [patent_app_type] => 1 [patent_app_number] => 7/471173 [patent_app_country] => US [patent_app_date] => 1990-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5763 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/981/04981663.pdf [firstpage_image] =>[orig_patent_app_number] => 471173 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/471173
Synthetic crystal MCM-35 Jan 25, 1990 Issued
Array ( [id] => 2786179 [patent_doc_number] => 05102643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-07 [patent_title] => 'Composition of synthetic porous crystalline material, its synthesis' [patent_app_type] => 1 [patent_app_number] => 7/470008 [patent_app_country] => US [patent_app_date] => 1990-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10599 [patent_no_of_claims] => 67 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/102/05102643.pdf [firstpage_image] =>[orig_patent_app_number] => 470008 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/470008
Composition of synthetic porous crystalline material, its synthesis Jan 24, 1990 Issued
Array ( [id] => 2684003 [patent_doc_number] => 05049366 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Crystalline aluminophosphates compositions' [patent_app_type] => 1 [patent_app_number] => 7/468307 [patent_app_country] => US [patent_app_date] => 1990-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1673 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049366.pdf [firstpage_image] =>[orig_patent_app_number] => 468307 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/468307
Crystalline aluminophosphates compositions Jan 21, 1990 Issued
Array ( [id] => 2780409 [patent_doc_number] => 05141737 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Iron-containing aluminosilicate' [patent_app_type] => 1 [patent_app_number] => 7/468102 [patent_app_country] => US [patent_app_date] => 1990-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4905 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/141/05141737.pdf [firstpage_image] =>[orig_patent_app_number] => 468102 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/468102
Iron-containing aluminosilicate Jan 21, 1990 Issued
07/463650 SYNTHESIS OF ZEOLITES Jan 10, 1990 Abandoned
Array ( [id] => 2691096 [patent_doc_number] => 04996034 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Process for preparing silicon substituted zeolite compositions' [patent_app_type] => 1 [patent_app_number] => 7/455490 [patent_app_country] => US [patent_app_date] => 1989-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4182 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/996/04996034.pdf [firstpage_image] =>[orig_patent_app_number] => 455490 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/455490
Process for preparing silicon substituted zeolite compositions Dec 21, 1989 Issued
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