
David Z. Chen
Examiner (ID: 17445)
| Most Active Art Unit | 2815 |
| Art Unit(s) | 2815 |
| Total Applications | 789 |
| Issued Applications | 304 |
| Pending Applications | 115 |
| Abandoned Applications | 387 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2136053
[patent_doc_number] => 04522339
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-06-11
[patent_title] => 'Irrigation fitting with installation barb and associated barb installation tool'
[patent_app_type] => 1
[patent_app_number] => 6/500779
[patent_app_country] => US
[patent_app_date] => 1983-06-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 6
[patent_no_of_words] => 2984
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 176
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/522/04522339.pdf
[firstpage_image] =>[orig_patent_app_number] => 500779
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/500779 | Irrigation fitting with installation barb and associated barb installation tool | Jun 2, 1983 | Issued |
Array
(
[id] => 2102145
[patent_doc_number] => 04473187
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-09-25
[patent_title] => 'Apparatus for atomizing liquids'
[patent_app_type] => 1
[patent_app_number] => 6/499861
[patent_app_country] => US
[patent_app_date] => 1983-06-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 30
[patent_no_of_words] => 4647
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 61
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/473/04473187.pdf
[firstpage_image] =>[orig_patent_app_number] => 499861
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/499861 | Apparatus for atomizing liquids | May 31, 1983 | Issued |
Array
(
[id] => 2127241
[patent_doc_number] => 04515310
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-05-07
[patent_title] => 'Spraying apparatus and method'
[patent_app_type] => 1
[patent_app_number] => 6/499821
[patent_app_country] => US
[patent_app_date] => 1983-06-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 15
[patent_no_of_words] => 4947
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 365
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/515/04515310.pdf
[firstpage_image] =>[orig_patent_app_number] => 499821
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/499821 | Spraying apparatus and method | May 31, 1983 | Issued |
Array
(
[id] => 2254752
[patent_doc_number] => 04564145
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1986-01-14
[patent_title] => 'Electromagnetic fuel injector'
[patent_app_type] => 1
[patent_app_number] => 6/495152
[patent_app_country] => US
[patent_app_date] => 1983-05-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 16
[patent_no_of_words] => 4053
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 230
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/564/04564145.pdf
[firstpage_image] =>[orig_patent_app_number] => 495152
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/495152 | Electromagnetic fuel injector | May 16, 1983 | Issued |
Array
(
[id] => 2185307
[patent_doc_number] => 04511083
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-04-16
[patent_title] => 'Self-regulating hydrant'
[patent_app_type] => 1
[patent_app_number] => 6/494968
[patent_app_country] => US
[patent_app_date] => 1983-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 10
[patent_no_of_words] => 2027
[patent_no_of_claims] => 12
[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/04/511/04511083.pdf
[firstpage_image] =>[orig_patent_app_number] => 494968
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/494968 | Self-regulating hydrant | May 15, 1983 | Issued |
Array
(
[id] => 2235702
[patent_doc_number] => 04568027
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1986-02-04
[patent_title] => 'Fluid spray-forming device'
[patent_app_type] => 1
[patent_app_number] => 6/494259
[patent_app_country] => US
[patent_app_date] => 1983-05-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 3252
[patent_no_of_claims] => 3
[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/04/568/04568027.pdf
[firstpage_image] =>[orig_patent_app_number] => 494259
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/494259 | Fluid spray-forming device | May 12, 1983 | Issued |
| 06/492997 | FIRE PROTECTION SYSTEM | May 8, 1983 | Abandoned |
Array
(
[id] => 2098611
[patent_doc_number] => RE031683
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-09-25
[patent_title] => 'Fluidic oscillator with resonary inertance and dynamic compliance circuit'
[patent_app_type] => 2
[patent_app_number] => 6/489674
[patent_app_country] => US
[patent_app_date] => 1983-04-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 16
[patent_no_of_words] => 7075
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 94
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/RE/031/RE031683.pdf
[firstpage_image] =>[orig_patent_app_number] => 489674
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/489674 | Fluidic oscillator with resonary inertance and dynamic compliance circuit | Apr 27, 1983 | Issued |
Array
(
[id] => 2191299
[patent_doc_number] => 04502634
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-03-05
[patent_title] => 'Rotary atomizing sprayer'
[patent_app_type] => 1
[patent_app_number] => 6/489088
[patent_app_country] => US
[patent_app_date] => 1983-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 2481
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 248
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/502/04502634.pdf
[firstpage_image] =>[orig_patent_app_number] => 489088
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/489088 | Rotary atomizing sprayer | Apr 26, 1983 | Issued |
Array
(
[id] => 2003494
[patent_doc_number] => 04421278
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-12-20
[patent_title] => 'Injection valve'
[patent_app_type] => 1
[patent_app_number] => 6/481178
[patent_app_country] => US
[patent_app_date] => 1983-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 1703
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 152
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/421/04421278.pdf
[firstpage_image] =>[orig_patent_app_number] => 481178
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/481178 | Injection valve | Mar 31, 1983 | Issued |
| 90/000356 | DUMP SPREADER | Mar 27, 1983 | Issued |
Array
(
[id] => 2191259
[patent_doc_number] => 04502631
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-03-05
[patent_title] => 'Trickle irrigation unit'
[patent_app_type] => 1
[patent_app_number] => 6/478369
[patent_app_country] => US
[patent_app_date] => 1983-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 5
[patent_no_of_words] => 2803
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 181
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/502/04502631.pdf
[firstpage_image] =>[orig_patent_app_number] => 478369
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/478369 | Trickle irrigation unit | Mar 23, 1983 | Issued |
Array
(
[id] => 2152975
[patent_doc_number] => 04509664
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-04-09
[patent_title] => 'Portable sprayer with safety cover'
[patent_app_type] => 1
[patent_app_number] => 6/478027
[patent_app_country] => US
[patent_app_date] => 1983-03-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 1151
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 135
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/509/04509664.pdf
[firstpage_image] =>[orig_patent_app_number] => 478027
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/478027 | Portable sprayer with safety cover | Mar 22, 1983 | Issued |
Array
(
[id] => 2193442
[patent_doc_number] => 04534512
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-08-13
[patent_title] => 'Fluid dispenser'
[patent_app_type] => 1
[patent_app_number] => 6/476997
[patent_app_country] => US
[patent_app_date] => 1983-03-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 12
[patent_no_of_words] => 6271
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 216
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/534/04534512.pdf
[firstpage_image] =>[orig_patent_app_number] => 476997
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/476997 | Fluid dispenser | Mar 20, 1983 | Issued |
Array
(
[id] => 2139342
[patent_doc_number] => 04505429
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-03-19
[patent_title] => 'Dispenser for air treating material'
[patent_app_type] => 1
[patent_app_number] => 6/476079
[patent_app_country] => US
[patent_app_date] => 1983-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 5
[patent_no_of_words] => 924
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 153
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/505/04505429.pdf
[firstpage_image] =>[orig_patent_app_number] => 476079
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/476079 | Dispenser for air treating material | Mar 16, 1983 | Issued |
Array
(
[id] => 2258051
[patent_doc_number] => 04629122
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1986-12-16
[patent_title] => 'In-field fractionation process for green vegetation crops'
[patent_app_type] => 1
[patent_app_number] => 6/474773
[patent_app_country] => US
[patent_app_date] => 1983-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3415
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/629/04629122.pdf
[firstpage_image] =>[orig_patent_app_number] => 474773
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/474773 | In-field fractionation process for green vegetation crops | Mar 13, 1983 | Issued |
| 06/473371 | COVERED HOPPER CAR | Mar 7, 1983 | Abandoned |
Array
(
[id] => 2101933
[patent_doc_number] => 04471908
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-09-18
[patent_title] => 'Pattern sprinkler head'
[patent_app_type] => 1
[patent_app_number] => 6/469027
[patent_app_country] => US
[patent_app_date] => 1983-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 3381
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 117
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/471/04471908.pdf
[firstpage_image] =>[orig_patent_app_number] => 469027
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/469027 | Pattern sprinkler head | Feb 22, 1983 | Issued |
Array
(
[id] => 2192168
[patent_doc_number] => 04527634
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-07-09
[patent_title] => 'Emergency vapor powered pump assembly'
[patent_app_type] => 1
[patent_app_number] => 6/467086
[patent_app_country] => US
[patent_app_date] => 1983-02-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3647
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 94
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/527/04527634.pdf
[firstpage_image] =>[orig_patent_app_number] => 467086
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/467086 | Emergency vapor powered pump assembly | Feb 15, 1983 | Issued |
Array
(
[id] => 2154224
[patent_doc_number] => 04553698
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-11-19
[patent_title] => 'Pneumatic pesticide duster for treatment of structures'
[patent_app_type] => 1
[patent_app_number] => 6/464369
[patent_app_country] => US
[patent_app_date] => 1983-02-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 7
[patent_no_of_words] => 4119
[patent_no_of_claims] => 10
[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/04/553/04553698.pdf
[firstpage_image] =>[orig_patent_app_number] => 464369
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/464369 | Pneumatic pesticide duster for treatment of structures | Feb 6, 1983 | Issued |