Search

Amy X. Yang

Examiner (ID: 14862, Phone: (571)270-5498 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2821, 2844, 4134
Total Applications
376
Issued Applications
229
Pending Applications
4
Abandoned Applications
145

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3790472 [patent_doc_number] => 05787715 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-04 [patent_title] => 'Mixed gas refrigeration method' [patent_app_type] => 1 [patent_app_number] => 8/698044 [patent_app_country] => US [patent_app_date] => 1996-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 32 [patent_no_of_words] => 10644 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787715.pdf [firstpage_image] =>[orig_patent_app_number] => 698044 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/698044
Mixed gas refrigeration method Aug 14, 1996 Issued
Array ( [id] => 3713232 [patent_doc_number] => 05664438 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'Cryogenic side column rectification system for producing low purity oxygen and high purity nitrogen' [patent_app_type] => 1 [patent_app_number] => 8/689793 [patent_app_country] => US [patent_app_date] => 1996-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2844 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/664/05664438.pdf [firstpage_image] =>[orig_patent_app_number] => 689793 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/689793
Cryogenic side column rectification system for producing low purity oxygen and high purity nitrogen Aug 12, 1996 Issued
Array ( [id] => 3816721 [patent_doc_number] => 05845517 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'Process and device for air separation by low-temperature rectification' [patent_app_type] => 1 [patent_app_number] => 8/695601 [patent_app_country] => US [patent_app_date] => 1996-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2833 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/845/05845517.pdf [firstpage_image] =>[orig_patent_app_number] => 695601 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/695601
Process and device for air separation by low-temperature rectification Aug 11, 1996 Issued
Array ( [id] => 3709328 [patent_doc_number] => 05669236 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Cryogenic rectification system for producing low purity oxygen and high purity oxygen' [patent_app_type] => 1 [patent_app_number] => 8/691963 [patent_app_country] => US [patent_app_date] => 1996-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3109 [patent_no_of_claims] => 8 [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/05/669/05669236.pdf [firstpage_image] =>[orig_patent_app_number] => 691963 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/691963
Cryogenic rectification system for producing low purity oxygen and high purity oxygen Aug 4, 1996 Issued
Array ( [id] => 3679524 [patent_doc_number] => 05660057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-26 [patent_title] => 'Carbon dioxide railroad car refrigeration system' [patent_app_type] => 1 [patent_app_number] => 8/688413 [patent_app_country] => US [patent_app_date] => 1996-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 9832 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/660/05660057.pdf [firstpage_image] =>[orig_patent_app_number] => 688413 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/688413
Carbon dioxide railroad car refrigeration system Jul 29, 1996 Issued
Array ( [id] => 3633175 [patent_doc_number] => 05638699 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-17 [patent_title] => 'High purity nitrogen gas generator' [patent_app_type] => 1 [patent_app_number] => 8/685624 [patent_app_country] => US [patent_app_date] => 1996-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3625 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/638/05638699.pdf [firstpage_image] =>[orig_patent_app_number] => 685624 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/685624
High purity nitrogen gas generator Jul 23, 1996 Issued
Array ( [id] => 3762751 [patent_doc_number] => 05816797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-06 [patent_title] => 'Dry warming method and device for preparing thermoplastic materials' [patent_app_type] => 1 [patent_app_number] => 8/684449 [patent_app_country] => US [patent_app_date] => 1996-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2962 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/816/05816797.pdf [firstpage_image] =>[orig_patent_app_number] => 684449 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/684449
Dry warming method and device for preparing thermoplastic materials Jul 18, 1996 Issued
Array ( [id] => 3641684 [patent_doc_number] => 05626033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Process for the recovery of perfluorinated compounds' [patent_app_type] => 1 [patent_app_number] => 8/678921 [patent_app_country] => US [patent_app_date] => 1996-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 5700 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626033.pdf [firstpage_image] =>[orig_patent_app_number] => 678921 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/678921
Process for the recovery of perfluorinated compounds Jul 11, 1996 Issued
Array ( [id] => 3713127 [patent_doc_number] => 05692398 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-02 [patent_title] => 'Production of argon' [patent_app_type] => 1 [patent_app_number] => 8/673971 [patent_app_country] => US [patent_app_date] => 1996-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6940 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/692/05692398.pdf [firstpage_image] =>[orig_patent_app_number] => 673971 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/673971
Production of argon Jun 30, 1996 Issued
Array ( [id] => 3679552 [patent_doc_number] => 05660059 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-26 [patent_title] => 'Air separation' [patent_app_type] => 1 [patent_app_number] => 8/674294 [patent_app_country] => US [patent_app_date] => 1996-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5496 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/660/05660059.pdf [firstpage_image] =>[orig_patent_app_number] => 674294 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/674294
Air separation Jun 30, 1996 Issued
Array ( [id] => 3675755 [patent_doc_number] => 05678427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Cryogenic rectification system for producing low purity oxygen and high purity nitrogen' [patent_app_type] => 1 [patent_app_number] => 8/671053 [patent_app_country] => US [patent_app_date] => 1996-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3061 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/678/05678427.pdf [firstpage_image] =>[orig_patent_app_number] => 671053 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/671053
Cryogenic rectification system for producing low purity oxygen and high purity nitrogen Jun 26, 1996 Issued
Array ( [id] => 3645501 [patent_doc_number] => 05666828 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Cryogenic hybrid system for producing low purity oxygen and high purity oxygen' [patent_app_type] => 1 [patent_app_number] => 8/672463 [patent_app_country] => US [patent_app_date] => 1996-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2320 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/666/05666828.pdf [firstpage_image] =>[orig_patent_app_number] => 672463 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/672463
Cryogenic hybrid system for producing low purity oxygen and high purity oxygen Jun 25, 1996 Issued
Array ( [id] => 3750409 [patent_doc_number] => 05732559 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Rotational resistance cryogenic control system for chilling in a vacuum tumbler or agitator blender' [patent_app_type] => 1 [patent_app_number] => 8/664644 [patent_app_country] => US [patent_app_date] => 1996-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2893 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/732/05732559.pdf [firstpage_image] =>[orig_patent_app_number] => 664644 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/664644
Rotational resistance cryogenic control system for chilling in a vacuum tumbler or agitator blender Jun 16, 1996 Issued
Array ( [id] => 3666124 [patent_doc_number] => 05632162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-27 [patent_title] => 'Carbon monoxide production plant incorporating a cryogenic separation unit' [patent_app_type] => 1 [patent_app_number] => 8/660751 [patent_app_country] => US [patent_app_date] => 1996-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 631 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/632/05632162.pdf [firstpage_image] =>[orig_patent_app_number] => 660751 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/660751
Carbon monoxide production plant incorporating a cryogenic separation unit Jun 9, 1996 Issued
Array ( [id] => 3811591 [patent_doc_number] => 05737940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-14 [patent_title] => 'Aromatics and/or heavies removal from a methane-based feed by condensation and stripping' [patent_app_type] => 1 [patent_app_number] => 8/659732 [patent_app_country] => US [patent_app_date] => 1996-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 17086 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/737/05737940.pdf [firstpage_image] =>[orig_patent_app_number] => 659732 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/659732
Aromatics and/or heavies removal from a methane-based feed by condensation and stripping Jun 6, 1996 Issued
Array ( [id] => 3675728 [patent_doc_number] => 05678425 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Method and apparatus for producing liquid products from air in various proportions' [patent_app_type] => 1 [patent_app_number] => 8/660311 [patent_app_country] => US [patent_app_date] => 1996-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6816 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/678/05678425.pdf [firstpage_image] =>[orig_patent_app_number] => 660311 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/660311
Method and apparatus for producing liquid products from air in various proportions Jun 6, 1996 Issued
Array ( [id] => 3919144 [patent_doc_number] => 05938433 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Soil remediation system having heat-loss dust decontamination apparatus' [patent_app_type] => 1 [patent_app_number] => 8/657977 [patent_app_country] => US [patent_app_date] => 1996-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4631 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/938/05938433.pdf [firstpage_image] =>[orig_patent_app_number] => 657977 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/657977
Soil remediation system having heat-loss dust decontamination apparatus May 29, 1996 Issued
Array ( [id] => 3668895 [patent_doc_number] => 05689974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-25 [patent_title] => 'Method and apparatus for pre-purification for air cryogenic separation plant' [patent_app_type] => 1 [patent_app_number] => 8/653253 [patent_app_country] => US [patent_app_date] => 1996-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 7837 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/689/05689974.pdf [firstpage_image] =>[orig_patent_app_number] => 653253 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/653253
Method and apparatus for pre-purification for air cryogenic separation plant May 23, 1996 Issued
Array ( [id] => 3683584 [patent_doc_number] => 05644921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-08 [patent_title] => 'Ultra high purity delivery system for liquefied compressed gases' [patent_app_type] => 1 [patent_app_number] => 8/651311 [patent_app_country] => US [patent_app_date] => 1996-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3498 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/644/05644921.pdf [firstpage_image] =>[orig_patent_app_number] => 651311 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/651311
Ultra high purity delivery system for liquefied compressed gases May 21, 1996 Issued
Array ( [id] => 3683747 [patent_doc_number] => 05644932 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-08 [patent_title] => 'Use of structured packing in a multi-sectioned air seperation unit' [patent_app_type] => 1 [patent_app_number] => 8/651032 [patent_app_country] => US [patent_app_date] => 1996-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3269 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/644/05644932.pdf [firstpage_image] =>[orig_patent_app_number] => 651032 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/651032
Use of structured packing in a multi-sectioned air seperation unit May 20, 1996 Issued
Menu