Search

Tom Y. Chang

Examiner (ID: 2342, Phone: (571)270-5938 , Office: P/2456 )

Most Active Art Unit
2456
Art Unit(s)
2455, 2442, 2456
Total Applications
500
Issued Applications
251
Pending Applications
42
Abandoned Applications
214

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12010587 [patent_doc_number] => 09803901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Vaporizing refrigerant charging tool with visual inspection window' [patent_app_type] => utility [patent_app_number] => 13/015630 [patent_app_country] => US [patent_app_date] => 2011-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3691 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13015630 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/015630
Vaporizing refrigerant charging tool with visual inspection window Jan 27, 2011 Issued
Array ( [id] => 8320170 [patent_doc_number] => 20120192578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-02 [patent_title] => 'GAS TURBINE BLEED ECS COOLING' [patent_app_type] => utility [patent_app_number] => 13/015109 [patent_app_country] => US [patent_app_date] => 2011-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2247 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13015109 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/015109
GAS TURBINE BLEED ECS COOLING Jan 26, 2011 Abandoned
Array ( [id] => 8309250 [patent_doc_number] => 20120186274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR MONITORING FUNCTIONALITY OF A REFRIGERATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/014359 [patent_app_country] => US [patent_app_date] => 2011-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9240 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13014359 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/014359
METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR MONITORING FUNCTIONALITY OF A REFRIGERATION SYSTEM Jan 25, 2011 Abandoned
Array ( [id] => 8936323 [patent_doc_number] => 20130186120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-25 [patent_title] => 'AIR CONDITIONER WITH SOLAR CELL' [patent_app_type] => utility [patent_app_number] => 13/813713 [patent_app_country] => US [patent_app_date] => 2010-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7056 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13813713 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/813713
AIR CONDITIONER WITH SOLAR CELL Dec 27, 2010
Array ( [id] => 8260552 [patent_doc_number] => 20120159981 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-28 [patent_title] => 'DRAIN PAN FOR USE IN A HEATING VENTILATION AIR CONDITIONING SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/975527 [patent_app_country] => US [patent_app_date] => 2010-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2415 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12975527 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/975527
DRAIN PAN FOR USE IN A HEATING VENTILATION AIR CONDITIONING SYSTEM Dec 21, 2010 Abandoned
Array ( [id] => 5961443 [patent_doc_number] => 20110146331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-23 [patent_title] => 'REFRIGERATOR' [patent_app_type] => utility [patent_app_number] => 12/973994 [patent_app_country] => US [patent_app_date] => 2010-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9094 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0146/20110146331.pdf [firstpage_image] =>[orig_patent_app_number] => 12973994 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/973994
REFRIGERATOR Dec 20, 2010 Abandoned
Array ( [id] => 9342705 [patent_doc_number] => 08661843 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-03-04 [patent_title] => 'Ice pusher' [patent_app_type] => utility [patent_app_number] => 12/973545 [patent_app_country] => US [patent_app_date] => 2010-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 6982 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12973545 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/973545
Ice pusher Dec 19, 2010 Issued
Array ( [id] => 5961423 [patent_doc_number] => 20110146311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-23 [patent_title] => 'APPARATUS FOR CONTROLLING RELATIVE HUMIDITY IN A CONTAINER' [patent_app_type] => utility [patent_app_number] => 12/973423 [patent_app_country] => US [patent_app_date] => 2010-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2592 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0146/20110146311.pdf [firstpage_image] =>[orig_patent_app_number] => 12973423 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/973423
APPARATUS FOR CONTROLLING RELATIVE HUMIDITY IN A CONTAINER Dec 19, 2010 Abandoned
Array ( [id] => 9049891 [patent_doc_number] => 20130247605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-09-26 [patent_title] => 'TRUCK WITH A REFRIGERATED COMPARTMENT' [patent_app_type] => utility [patent_app_number] => 13/885420 [patent_app_country] => US [patent_app_date] => 2010-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4098 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13885420 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/885420
Truck having intermediate heat exchanging circuit between cabin and cargo container Dec 16, 2010 Issued
Array ( [id] => 8247637 [patent_doc_number] => 20120151953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-21 [patent_title] => 'DRAIN PAN RAIL FOR USE IN A HEATING VENTILATION AIR CONDITIONING SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/971592 [patent_app_country] => US [patent_app_date] => 2010-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3037 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0151/20120151953.pdf [firstpage_image] =>[orig_patent_app_number] => 12971592 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/971592
DRAIN PAN RAIL FOR USE IN A HEATING VENTILATION AIR CONDITIONING SYSTEM Dec 16, 2010 Abandoned
Array ( [id] => 11185600 [patent_doc_number] => 09416998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-16 [patent_title] => 'Heat pump according to the adsorption principle' [patent_app_type] => utility [patent_app_number] => 13/508208 [patent_app_country] => US [patent_app_date] => 2010-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 8001 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13508208 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/508208
Heat pump according to the adsorption principle Nov 7, 2010 Issued
Array ( [id] => 8449735 [patent_doc_number] => 20120260682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-18 [patent_title] => 'COOLING STATION AS A CENTRAL HYDRAULIC CIRCUIT AND DISTRIBUTION SYSTEM FOR SORPTION MACHINES' [patent_app_type] => utility [patent_app_number] => 13/508104 [patent_app_country] => US [patent_app_date] => 2010-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5594 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13508104 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/508104
COOLING STATION AS A CENTRAL HYDRAULIC CIRCUIT AND DISTRIBUTION SYSTEM FOR SORPTION MACHINES Nov 3, 2010 Abandoned
Array ( [id] => 8479832 [patent_doc_number] => 20120279239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-08 [patent_title] => 'Method and Device for Low-Temperature Cooling/Liquefaction' [patent_app_type] => utility [patent_app_number] => 13/515117 [patent_app_country] => US [patent_app_date] => 2010-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3773 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13515117 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/515117
Method and device for low-temperature cooling/liquefaction Nov 3, 2010 Issued
Array ( [id] => 8425274 [patent_doc_number] => 20120247149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-04 [patent_title] => 'PROCESS COOLING SYSTEM AND METHOD USING SEAWATER' [patent_app_type] => utility [patent_app_number] => 13/503051 [patent_app_country] => US [patent_app_date] => 2010-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3710 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13503051 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/503051
PROCESS COOLING SYSTEM AND METHOD USING SEAWATER Oct 19, 2010 Abandoned
Array ( [id] => 6175885 [patent_doc_number] => 20110120677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-26 [patent_title] => 'HEAT EXCHANGER HAVING A VORTEX TUBE FOR CONTROLLED AIRFLOW APPLICATIONS' [patent_app_type] => utility [patent_app_number] => 12/895009 [patent_app_country] => US [patent_app_date] => 2010-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5373 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0120/20110120677.pdf [firstpage_image] =>[orig_patent_app_number] => 12895009 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/895009
HEAT EXCHANGER HAVING A VORTEX TUBE FOR CONTROLLED AIRFLOW APPLICATIONS Sep 29, 2010 Abandoned
Array ( [id] => 8824534 [patent_doc_number] => 20130125579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-23 [patent_title] => 'AIR-SENDING DEVICE OF OUTDOOR UNIT, OUTDOOR UNIT, AND REFRIGERATION CYCLE APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/814537 [patent_app_country] => US [patent_app_date] => 2010-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 9786 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13814537 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/814537
AIR-SENDING DEVICE OF OUTDOOR UNIT, OUTDOOR UNIT, AND REFRIGERATION CYCLE APPARATUS Sep 13, 2010 Abandoned
Array ( [id] => 10615640 [patent_doc_number] => 09335075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-10 [patent_title] => 'Air-conditioning apparatus' [patent_app_type] => utility [patent_app_number] => 13/814289 [patent_app_country] => US [patent_app_date] => 2010-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 20209 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 508 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13814289 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/814289
Air-conditioning apparatus Sep 9, 2010 Issued
Array ( [id] => 10615648 [patent_doc_number] => 09335083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-10 [patent_title] => 'Movable ice bin guard' [patent_app_type] => utility [patent_app_number] => 12/825427 [patent_app_country] => US [patent_app_date] => 2010-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2826 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12825427 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/825427
Movable ice bin guard Jun 28, 2010 Issued
Array ( [id] => 8704339 [patent_doc_number] => 20130061628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-14 [patent_title] => 'CHILLER' [patent_app_type] => utility [patent_app_number] => 13/580812 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3886 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13580812 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/580812
CHILLER Jun 9, 2010 Abandoned
Array ( [id] => 9872676 [patent_doc_number] => 08959935 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-24 [patent_title] => 'Freezing microtome and method for producing microscopable thin sections' [patent_app_type] => utility [patent_app_number] => 12/761428 [patent_app_country] => US [patent_app_date] => 2010-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3322 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12761428 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/761428
Freezing microtome and method for producing microscopable thin sections Apr 15, 2010 Issued
Menu