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] => 3817017 [patent_doc_number] => 05711157 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Cooling system having a plurality of cooling stages in which refrigerant-filled chamber type refrigerators are used' [patent_app_type] => 1 [patent_app_number] => 8/647741 [patent_app_country] => US [patent_app_date] => 1996-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 20430 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/711/05711157.pdf [firstpage_image] =>[orig_patent_app_number] => 647741 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/647741
Cooling system having a plurality of cooling stages in which refrigerant-filled chamber type refrigerators are used May 14, 1996 Issued
Array ( [id] => 3875815 [patent_doc_number] => 05833455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'Dry roll furnace arrangement' [patent_app_type] => 1 [patent_app_number] => 8/645838 [patent_app_country] => US [patent_app_date] => 1996-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4155 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/833/05833455.pdf [firstpage_image] =>[orig_patent_app_number] => 645838 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/645838
Dry roll furnace arrangement May 13, 1996 Issued
Array ( [id] => 3817002 [patent_doc_number] => 05711156 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Multistage type pulse tube refrigerator' [patent_app_type] => 1 [patent_app_number] => 8/645151 [patent_app_country] => US [patent_app_date] => 1996-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 10593 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/711/05711156.pdf [firstpage_image] =>[orig_patent_app_number] => 645151 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/645151
Multistage type pulse tube refrigerator May 12, 1996 Issued
Array ( [id] => 3651673 [patent_doc_number] => 05596874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-28 [patent_title] => 'Apparatus for making carbon-dioxide snow bar' [patent_app_type] => 1 [patent_app_number] => 8/644193 [patent_app_country] => US [patent_app_date] => 1996-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 1731 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/596/05596874.pdf [firstpage_image] =>[orig_patent_app_number] => 644193 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/644193
Apparatus for making carbon-dioxide snow bar May 9, 1996 Issued
Array ( [id] => 3609889 [patent_doc_number] => 05685169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-11 [patent_title] => 'Method and apparatus for preparing high purity hydrogen bromide' [patent_app_type] => 1 [patent_app_number] => 8/635954 [patent_app_country] => US [patent_app_date] => 1996-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4270 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/685/05685169.pdf [firstpage_image] =>[orig_patent_app_number] => 635954 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/635954
Method and apparatus for preparing high purity hydrogen bromide May 5, 1996 Issued
Array ( [id] => 3713084 [patent_doc_number] => 05692395 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-02 [patent_title] => 'Separation of fluid mixtures in multiple distillation columns' [patent_app_type] => 1 [patent_app_number] => 8/646652 [patent_app_country] => US [patent_app_date] => 1996-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7537 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/692/05692395.pdf [firstpage_image] =>[orig_patent_app_number] => 646652 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/646652
Separation of fluid mixtures in multiple distillation columns May 1, 1996 Issued
Array ( [id] => 3868459 [patent_doc_number] => 05713210 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-03 [patent_title] => 'Sliding-blade refrigeration apparatus and method' [patent_app_type] => 1 [patent_app_number] => 8/641511 [patent_app_country] => US [patent_app_date] => 1996-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6497 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/713/05713210.pdf [firstpage_image] =>[orig_patent_app_number] => 641511 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/641511
Sliding-blade refrigeration apparatus and method Apr 30, 1996 Issued
08/635883 PROCESS FOR OPERATING A CRYOPUMP AND VACUUM PUMP SYSTEM WITH CRYOPUMP AND FORE-PUMP Apr 30, 1996 Abandoned
Array ( [id] => 3679640 [patent_doc_number] => 05617742 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Distillation apparatus' [patent_app_type] => 1 [patent_app_number] => 8/640301 [patent_app_country] => US [patent_app_date] => 1996-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1630 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/617/05617742.pdf [firstpage_image] =>[orig_patent_app_number] => 640301 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/640301
Distillation apparatus Apr 29, 1996 Issued
Array ( [id] => 3761673 [patent_doc_number] => 05807098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Gas heater with alarm system' [patent_app_type] => 1 [patent_app_number] => 8/638134 [patent_app_country] => US [patent_app_date] => 1996-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4468 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/807/05807098.pdf [firstpage_image] =>[orig_patent_app_number] => 638134 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/638134
Gas heater with alarm system Apr 25, 1996 Issued
Array ( [id] => 3675530 [patent_doc_number] => 05678411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Liquefied gas supply system' [patent_app_type] => 1 [patent_app_number] => 8/636703 [patent_app_country] => US [patent_app_date] => 1996-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6846 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/678/05678411.pdf [firstpage_image] =>[orig_patent_app_number] => 636703 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/636703
Liquefied gas supply system Apr 22, 1996 Issued
Array ( [id] => 3837870 [patent_doc_number] => 05704214 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-06 [patent_title] => 'Apparatus for removing tramp materials and method therefor' [patent_app_type] => 1 [patent_app_number] => 8/634164 [patent_app_country] => US [patent_app_date] => 1996-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5208 [patent_no_of_claims] => 5 [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/05/704/05704214.pdf [firstpage_image] =>[orig_patent_app_number] => 634164 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/634164
Apparatus for removing tramp materials and method therefor Apr 17, 1996 Issued
Array ( [id] => 3709225 [patent_doc_number] => 05669229 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Ceiling-mounted type air conditioner' [patent_app_type] => 1 [patent_app_number] => 8/633122 [patent_app_country] => US [patent_app_date] => 1996-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4063 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/669/05669229.pdf [firstpage_image] =>[orig_patent_app_number] => 633122 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/633122
Ceiling-mounted type air conditioner Apr 15, 1996 Issued
Array ( [id] => 3651858 [patent_doc_number] => 05596886 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-28 [patent_title] => 'Cryogenic rectification system for producing gaseous oxygen and high purity nitrogen' [patent_app_type] => 1 [patent_app_number] => 8/628372 [patent_app_country] => US [patent_app_date] => 1996-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1969 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/596/05596886.pdf [firstpage_image] =>[orig_patent_app_number] => 628372 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628372
Cryogenic rectification system for producing gaseous oxygen and high purity nitrogen Apr 4, 1996 Issued
Array ( [id] => 3632962 [patent_doc_number] => 05638685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-17 [patent_title] => 'Superconducting magnet and regenerative refrigerator for the magnet' [patent_app_type] => 1 [patent_app_number] => 8/628820 [patent_app_country] => US [patent_app_date] => 1996-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 12057 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/638/05638685.pdf [firstpage_image] =>[orig_patent_app_number] => 628820 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628820
Superconducting magnet and regenerative refrigerator for the magnet Apr 4, 1996 Issued
Array ( [id] => 3679529 [patent_doc_number] => 05617735 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Cooling chamber for rolled products' [patent_app_type] => 1 [patent_app_number] => 8/628814 [patent_app_country] => US [patent_app_date] => 1996-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 3298 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/617/05617735.pdf [firstpage_image] =>[orig_patent_app_number] => 628814 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628814
Cooling chamber for rolled products Apr 4, 1996 Issued
Array ( [id] => 3750787 [patent_doc_number] => 05806339 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Multiple effect and distributive separation of isobutane and normal butane' [patent_app_type] => 1 [patent_app_number] => 8/628454 [patent_app_country] => US [patent_app_date] => 1996-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 14364 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/806/05806339.pdf [firstpage_image] =>[orig_patent_app_number] => 628454 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628454
Multiple effect and distributive separation of isobutane and normal butane Apr 4, 1996 Issued
Array ( [id] => 3712980 [patent_doc_number] => 05664421 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'Heat pump type air conditioner using circulating fluid branching passage' [patent_app_type] => 1 [patent_app_number] => 8/628123 [patent_app_country] => US [patent_app_date] => 1996-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10563 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/664/05664421.pdf [firstpage_image] =>[orig_patent_app_number] => 628123 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628123
Heat pump type air conditioner using circulating fluid branching passage Apr 3, 1996 Issued
Array ( [id] => 3709356 [patent_doc_number] => 05669238 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Heat exchanger controls for low temperature fluids' [patent_app_type] => 1 [patent_app_number] => 8/621923 [patent_app_country] => US [patent_app_date] => 1996-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2761 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/669/05669238.pdf [firstpage_image] =>[orig_patent_app_number] => 621923 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/621923
Heat exchanger controls for low temperature fluids Mar 25, 1996 Issued
Array ( [id] => 3514245 [patent_doc_number] => 05582033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-10 [patent_title] => 'Cryogenic rectification system for producing nitrogen having a low argon content' [patent_app_type] => 1 [patent_app_number] => 8/619382 [patent_app_country] => US [patent_app_date] => 1996-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3235 [patent_no_of_claims] => 10 [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/05/582/05582033.pdf [firstpage_image] =>[orig_patent_app_number] => 619382 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/619382
Cryogenic rectification system for producing nitrogen having a low argon content Mar 20, 1996 Issued
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