
Matthew Van Nguyen
Examiner (ID: 15952, Phone: (571)272-2081 , Office: P/2838 )
| Most Active Art Unit | 2838 |
| Art Unit(s) | 2102, 2838, 2839, 2111 |
| Total Applications | 3253 |
| Issued Applications | 3031 |
| Pending Applications | 87 |
| Abandoned Applications | 143 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2050015
[patent_doc_number] => 04392358
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-07-12
[patent_title] => 'Apparatus and method of detecting failure in a refrigerator defrost system'
[patent_app_type] => 1
[patent_app_number] => 6/278302
[patent_app_country] => US
[patent_app_date] => 1981-06-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 2738
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 149
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/392/04392358.pdf
[firstpage_image] =>[orig_patent_app_number] => 278302
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/278302 | Apparatus and method of detecting failure in a refrigerator defrost system | Jun 28, 1981 | Issued |
| 06/271935 | HEAT EXCHANGING SYSTEM FOR A HEAT ENGINE | Jun 8, 1981 | Abandoned |
Array
(
[id] => 2044132
[patent_doc_number] => 04406136
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-09-27
[patent_title] => 'Heating installation notably for space heating and for sanitary hot water production'
[patent_app_type] => 1
[patent_app_number] => 6/270080
[patent_app_country] => US
[patent_app_date] => 1981-06-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 5738
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 21
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/406/04406136.pdf
[firstpage_image] =>[orig_patent_app_number] => 270080
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/270080 | Heating installation notably for space heating and for sanitary hot water production | Jun 2, 1981 | Issued |
| 06/267601 | METHOD FOR FUEL ECONOMY | May 26, 1981 | Abandoned |
Array
(
[id] => 2101923
[patent_doc_number] => 04471907
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-09-18
[patent_title] => 'Venturi pressurizer for incompressible-liquid circulating systems'
[patent_app_type] => 1
[patent_app_number] => 6/264554
[patent_app_country] => US
[patent_app_date] => 1981-05-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 2572
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 30
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/471/04471907.pdf
[firstpage_image] =>[orig_patent_app_number] => 264554
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/264554 | Venturi pressurizer for incompressible-liquid circulating systems | May 17, 1981 | Issued |
Array
(
[id] => 2060575
[patent_doc_number] => 04458633
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-07-10
[patent_title] => 'Flameless nitrogen skid unit'
[patent_app_type] => 1
[patent_app_number] => 6/264361
[patent_app_country] => US
[patent_app_date] => 1981-05-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 9
[patent_no_of_words] => 6122
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 160
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/458/04458633.pdf
[firstpage_image] =>[orig_patent_app_number] => 264361
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/264361 | Flameless nitrogen skid unit | May 17, 1981 | Issued |
| 06/264126 | DEHUMIFIFICATION APPARATUS | May 14, 1981 | Abandoned |
Array
(
[id] => 2046221
[patent_doc_number] => 04416222
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-11-22
[patent_title] => 'Hot water heater circuitry'
[patent_app_type] => 1
[patent_app_number] => 6/260741
[patent_app_country] => US
[patent_app_date] => 1981-05-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2317
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 235
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/416/04416222.pdf
[firstpage_image] =>[orig_patent_app_number] => 260741
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/260741 | Hot water heater circuitry | May 4, 1981 | Issued |
Array
(
[id] => 2313898
[patent_doc_number] => 04679495
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-07-14
[patent_title] => 'Air diffuser'
[patent_app_type] => 1
[patent_app_number] => 6/259667
[patent_app_country] => US
[patent_app_date] => 1981-05-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 17
[patent_no_of_words] => 3387
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 171
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/679/04679495.pdf
[firstpage_image] =>[orig_patent_app_number] => 259667
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/259667 | Air diffuser | Apr 30, 1981 | Issued |
Array
(
[id] => 2032910
[patent_doc_number] => 04413669
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-11-08
[patent_title] => 'Method of heat extraction from an aqueous carrier medium'
[patent_app_type] => 1
[patent_app_number] => 6/258929
[patent_app_country] => US
[patent_app_date] => 1981-04-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 1494
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 32
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/413/04413669.pdf
[firstpage_image] =>[orig_patent_app_number] => 258929
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/258929 | Method of heat extraction from an aqueous carrier medium | Apr 29, 1981 | Issued |
Array
(
[id] => 2093062
[patent_doc_number] => 04428205
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-01-31
[patent_title] => 'Apparatus and method for dehumidification systems'
[patent_app_type] => 1
[patent_app_number] => 6/257549
[patent_app_country] => US
[patent_app_date] => 1981-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3905
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 160
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/428/04428205.pdf
[firstpage_image] =>[orig_patent_app_number] => 257549
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/257549 | Apparatus and method for dehumidification systems | Apr 26, 1981 | Issued |
Array
(
[id] => 2111386
[patent_doc_number] => 04479605
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-10-30
[patent_title] => 'Heating system'
[patent_app_type] => 1
[patent_app_number] => 6/256787
[patent_app_country] => US
[patent_app_date] => 1981-04-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 5425
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 329
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/479/04479605.pdf
[firstpage_image] =>[orig_patent_app_number] => 256787
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/256787 | Heating system | Apr 22, 1981 | Issued |
Array
(
[id] => 1998938
[patent_doc_number] => 04407143
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-10-04
[patent_title] => 'Frosted condiment holder'
[patent_app_type] => 1
[patent_app_number] => 6/256593
[patent_app_country] => US
[patent_app_date] => 1981-04-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 2899
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 144
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/407/04407143.pdf
[firstpage_image] =>[orig_patent_app_number] => 256593
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/256593 | Frosted condiment holder | Apr 21, 1981 | Issued |
| 06/255899 | SOLAR ENERGY COLLECTOR AND SYSTEM | Apr 19, 1981 | Abandoned |
Array
(
[id] => 2035123
[patent_doc_number] => 04385505
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-05-31
[patent_title] => 'Air conditioner'
[patent_app_type] => 1
[patent_app_number] => 6/254126
[patent_app_country] => US
[patent_app_date] => 1981-04-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 12
[patent_no_of_words] => 3815
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 399
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/385/04385505.pdf
[firstpage_image] =>[orig_patent_app_number] => 254126
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/254126 | Air conditioner | Apr 13, 1981 | Issued |
Array
(
[id] => 2063249
[patent_doc_number] => 04429830
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-02-07
[patent_title] => 'Space and utility water heating system'
[patent_app_type] => 1
[patent_app_number] => 6/254092
[patent_app_country] => US
[patent_app_date] => 1981-04-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4010
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 247
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/429/04429830.pdf
[firstpage_image] =>[orig_patent_app_number] => 254092
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/254092 | Space and utility water heating system | Apr 13, 1981 | Issued |
Array
(
[id] => 2068359
[patent_doc_number] => 04424934
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-01-10
[patent_title] => 'Hot water heating system'
[patent_app_type] => 1
[patent_app_number] => 6/251859
[patent_app_country] => US
[patent_app_date] => 1981-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 1813
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 168
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/424/04424934.pdf
[firstpage_image] =>[orig_patent_app_number] => 251859
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/251859 | Hot water heating system | Apr 5, 1981 | Issued |
Array
(
[id] => 2092278
[patent_doc_number] => 04474325
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-10-02
[patent_title] => 'Control circuit for heating system'
[patent_app_type] => 1
[patent_app_number] => 6/251290
[patent_app_country] => US
[patent_app_date] => 1981-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 3402
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 63
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/474/04474325.pdf
[firstpage_image] =>[orig_patent_app_number] => 251290
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/251290 | Control circuit for heating system | Apr 5, 1981 | Issued |
| 06/250083 | SOLAR AND CONVECTION ASSISTED HEAT PUMP SYSTEM | Mar 31, 1981 | Abandoned |
Array
(
[id] => 2022262
[patent_doc_number] => 04420114
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-12-13
[patent_title] => 'Liquid heating system'
[patent_app_type] => 1
[patent_app_number] => 6/249936
[patent_app_country] => US
[patent_app_date] => 1981-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 3472
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 203
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/420/04420114.pdf
[firstpage_image] =>[orig_patent_app_number] => 249936
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/249936 | Liquid heating system | Mar 31, 1981 | Issued |