
Michael D. Pak
Examiner (ID: 5583, Phone: (571)272-0879 , Office: P/1646 )
| Most Active Art Unit | 1646 |
| Art Unit(s) | 1621, 1812, 0, 1674, 1646 |
| Total Applications | 1542 |
| Issued Applications | 712 |
| Pending Applications | 275 |
| Abandoned Applications | 568 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2552045
[patent_doc_number] => 04941809
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-17
[patent_title] => 'Valveless positive displacement metering pump'
[patent_app_type] => 1
[patent_app_number] => 6/829398
[patent_app_country] => US
[patent_app_date] => 1986-02-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 2075
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 139
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/941/04941809.pdf
[firstpage_image] =>[orig_patent_app_number] => 829398
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/829398 | Valveless positive displacement metering pump | Feb 12, 1986 | Issued |
Array
(
[id] => 2292713
[patent_doc_number] => 04696626
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-09-29
[patent_title] => 'Railroad car air compressor unit'
[patent_app_type] => 1
[patent_app_number] => 6/827848
[patent_app_country] => US
[patent_app_date] => 1986-02-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 2869
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 201
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/696/04696626.pdf
[firstpage_image] =>[orig_patent_app_number] => 827848
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/827848 | Railroad car air compressor unit | Feb 6, 1986 | Issued |
| 06/826426 | APPARATUS FOR TRANSMITTING PRESSURE FROM A HYDRAULIC FLUID TO A MATERIAL HAVING SOLID PARTICLES SUSPENDED IN A LIQUID MEDIUM | Feb 4, 1986 | Abandoned |
Array
(
[id] => 2304419
[patent_doc_number] => 04674956
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-06-23
[patent_title] => 'Control valve for a pump with variable displacement volume'
[patent_app_type] => 1
[patent_app_number] => 6/825209
[patent_app_country] => US
[patent_app_date] => 1986-02-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 3571
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 289
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/674/04674956.pdf
[firstpage_image] =>[orig_patent_app_number] => 825209
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/825209 | Control valve for a pump with variable displacement volume | Feb 2, 1986 | Issued |
Array
(
[id] => 2311330
[patent_doc_number] => 04715795
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-12-29
[patent_title] => 'Metering pump'
[patent_app_type] => 1
[patent_app_number] => 6/825143
[patent_app_country] => US
[patent_app_date] => 1986-01-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 2963
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 91
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/715/04715795.pdf
[firstpage_image] =>[orig_patent_app_number] => 825143
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/825143 | Metering pump | Jan 30, 1986 | Issued |
Array
(
[id] => 2359296
[patent_doc_number] => 04682937
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-07-28
[patent_title] => 'Double-acting diaphragm pump and reversing mechanism therefor'
[patent_app_type] => 1
[patent_app_number] => 6/823216
[patent_app_country] => US
[patent_app_date] => 1986-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 18
[patent_no_of_words] => 7407
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 601
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/682/04682937.pdf
[firstpage_image] =>[orig_patent_app_number] => 823216
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/823216 | Double-acting diaphragm pump and reversing mechanism therefor | Jan 27, 1986 | Issued |
Array
(
[id] => 2335287
[patent_doc_number] => 04661045
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-04-28
[patent_title] => 'Leakage detection in remote supply painting system'
[patent_app_type] => 1
[patent_app_number] => 6/821450
[patent_app_country] => US
[patent_app_date] => 1986-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 16
[patent_no_of_words] => 6696
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 148
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/661/04661045.pdf
[firstpage_image] =>[orig_patent_app_number] => 821450
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/821450 | Leakage detection in remote supply painting system | Jan 21, 1986 | Issued |
Array
(
[id] => 2704679
[patent_doc_number] => 05052902
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-01
[patent_title] => 'Water-wave-energy converter'
[patent_app_type] => 1
[patent_app_number] => 6/820082
[patent_app_country] => US
[patent_app_date] => 1986-01-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 10
[patent_no_of_words] => 9085
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 2301
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/052/05052902.pdf
[firstpage_image] =>[orig_patent_app_number] => 820082
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/820082 | Water-wave-energy converter | Jan 20, 1986 | Issued |
Array
(
[id] => 2305853
[patent_doc_number] => 04645431
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-02-24
[patent_title] => 'Hydraulic pumping apparatus and method of operation'
[patent_app_type] => 1
[patent_app_number] => 6/819476
[patent_app_country] => US
[patent_app_date] => 1986-01-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 3230
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/645/04645431.pdf
[firstpage_image] =>[orig_patent_app_number] => 819476
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/819476 | Hydraulic pumping apparatus and method of operation | Jan 15, 1986 | Issued |
Array
(
[id] => 2287089
[patent_doc_number] => 04659294
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-04-21
[patent_title] => 'Hydrualic pressure amplifier'
[patent_app_type] => 1
[patent_app_number] => 6/817360
[patent_app_country] => US
[patent_app_date] => 1986-01-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 4044
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 202
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/659/04659294.pdf
[firstpage_image] =>[orig_patent_app_number] => 817360
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/817360 | Hydrualic pressure amplifier | Jan 8, 1986 | Issued |
| 06/817793 | PRESSURE SURFACE FOR A PERISTALTIC PUMP | Jan 8, 1986 | Abandoned |
| 06/817784 | ENGINE PRELUBRICATOR AND PRESSURIZED LUBRICANT RESERVOIR | Jan 7, 1986 | Abandoned |
Array
(
[id] => 2541236
[patent_doc_number] => 04832581
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-05-23
[patent_title] => 'Diaphragm pump with circulation flushing'
[patent_app_type] => 1
[patent_app_number] => 6/812348
[patent_app_country] => US
[patent_app_date] => 1985-12-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 4404
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 163
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/832/04832581.pdf
[firstpage_image] =>[orig_patent_app_number] => 812348
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/812348 | Diaphragm pump with circulation flushing | Dec 22, 1985 | Issued |
Array
(
[id] => 2293908
[patent_doc_number] => 04681518
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-07-21
[patent_title] => 'Single-acting, gas operated pump'
[patent_app_type] => 1
[patent_app_number] => 6/811863
[patent_app_country] => US
[patent_app_date] => 1985-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 17
[patent_no_of_words] => 4285
[patent_no_of_claims] => 37
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 162
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/681/04681518.pdf
[firstpage_image] =>[orig_patent_app_number] => 811863
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/811863 | Single-acting, gas operated pump | Dec 19, 1985 | Issued |
Array
(
[id] => 2297619
[patent_doc_number] => 04673337
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-06-16
[patent_title] => 'Hydraulic radial piston pump intake porting arrangement'
[patent_app_type] => 1
[patent_app_number] => 6/802587
[patent_app_country] => US
[patent_app_date] => 1985-11-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 1973
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 236
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/673/04673337.pdf
[firstpage_image] =>[orig_patent_app_number] => 802587
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/802587 | Hydraulic radial piston pump intake porting arrangement | Nov 26, 1985 | Issued |
| 06/799619 | GEARBOX AND ROTARY MINERAL CUTTING HEAD | Nov 18, 1985 | Abandoned |
Array
(
[id] => 2348429
[patent_doc_number] => 04653989
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-03-31
[patent_title] => 'Oil well pumping mechanism'
[patent_app_type] => 1
[patent_app_number] => 6/798867
[patent_app_country] => US
[patent_app_date] => 1985-11-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 5145
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/653/04653989.pdf
[firstpage_image] =>[orig_patent_app_number] => 798867
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/798867 | Oil well pumping mechanism | Nov 17, 1985 | Issued |
Array
(
[id] => 2298566
[patent_doc_number] => 04684332
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-08-04
[patent_title] => 'Ratio pump and method'
[patent_app_type] => 1
[patent_app_number] => 6/797620
[patent_app_country] => US
[patent_app_date] => 1985-11-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 4019
[patent_no_of_claims] => 13
[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/04/684/04684332.pdf
[firstpage_image] =>[orig_patent_app_number] => 797620
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/797620 | Ratio pump and method | Nov 12, 1985 | Issued |
Array
(
[id] => 2335366
[patent_doc_number] => 04661051
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-04-28
[patent_title] => 'Fuel injection pump with adjustable timing'
[patent_app_type] => 1
[patent_app_number] => 6/796442
[patent_app_country] => US
[patent_app_date] => 1985-11-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 2555
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 195
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/661/04661051.pdf
[firstpage_image] =>[orig_patent_app_number] => 796442
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/796442 | Fuel injection pump with adjustable timing | Nov 7, 1985 | Issued |
Array
(
[id] => 2220569
[patent_doc_number] => 04624628
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1986-11-25
[patent_title] => 'Double-diaphragm pumps'
[patent_app_type] => 1
[patent_app_number] => 6/795665
[patent_app_country] => US
[patent_app_date] => 1985-11-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1654
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 181
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/624/04624628.pdf
[firstpage_image] =>[orig_patent_app_number] => 795665
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/795665 | Double-diaphragm pumps | Nov 5, 1985 | Issued |