Search

Leonard E. Smith

Examiner (ID: 19619)

Most Active Art Unit
3403
Art Unit(s)
2899, 3502, 3402, 3403
Total Applications
1086
Issued Applications
977
Pending Applications
2
Abandoned Applications
107

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2038095 [patent_doc_number] => 04412788 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-01 [patent_title] => 'Control system for screw compressor' [patent_app_type] => 1 [patent_app_number] => 6/255410 [patent_app_country] => US [patent_app_date] => 1981-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6721 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/412/04412788.pdf [firstpage_image] =>[orig_patent_app_number] => 255410 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/255410
Control system for screw compressor Apr 19, 1981 Issued
Array ( [id] => 2006087 [patent_doc_number] => 04398870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-16 [patent_title] => 'Variable volume sonic pressure wave surface operated pump' [patent_app_type] => 1 [patent_app_number] => 6/254451 [patent_app_country] => US [patent_app_date] => 1981-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 6433 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/398/04398870.pdf [firstpage_image] =>[orig_patent_app_number] => 254451 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/254451
Variable volume sonic pressure wave surface operated pump Apr 14, 1981 Issued
Array ( [id] => 1994371 [patent_doc_number] => 04381177 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-04-26 [patent_title] => 'Sonic pressure wave surface operated pump' [patent_app_type] => 1 [patent_app_number] => 6/253317 [patent_app_country] => US [patent_app_date] => 1981-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4522 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/381/04381177.pdf [firstpage_image] =>[orig_patent_app_number] => 253317 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/253317
Sonic pressure wave surface operated pump Apr 12, 1981 Issued
Array ( [id] => 2049632 [patent_doc_number] => 04416596 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-22 [patent_title] => 'Fluid-transfer system and method' [patent_app_type] => 1 [patent_app_number] => 6/252706 [patent_app_country] => US [patent_app_date] => 1981-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 21 [patent_no_of_words] => 5870 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/416/04416596.pdf [firstpage_image] =>[orig_patent_app_number] => 252706 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/252706
Fluid-transfer system and method Apr 8, 1981 Issued
Array ( [id] => 2074220 [patent_doc_number] => 04444547 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Air pressure operated lubricating gun' [patent_app_type] => 1 [patent_app_number] => 6/252393 [patent_app_country] => US [patent_app_date] => 1981-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3719 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 428 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444547.pdf [firstpage_image] =>[orig_patent_app_number] => 252393 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/252393
Air pressure operated lubricating gun Apr 8, 1981 Issued
Array ( [id] => 2111783 [patent_doc_number] => 04439114 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-27 [patent_title] => 'Pumping system' [patent_app_type] => 1 [patent_app_number] => 6/245494 [patent_app_country] => US [patent_app_date] => 1981-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8271 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/439/04439114.pdf [firstpage_image] =>[orig_patent_app_number] => 245494 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/245494
Pumping system Mar 18, 1981 Issued
06/245007 MAGNETICALLY SUSPENDED AND ROTATED IMPELLOR PUMP APPARATUS AND METHOD Mar 17, 1981 Abandoned
Array ( [id] => 2003784 [patent_doc_number] => 04397616 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-09 [patent_title] => 'Pump driving mechanism' [patent_app_type] => 1 [patent_app_number] => 6/253525 [patent_app_country] => US [patent_app_date] => 1981-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 5200 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/397/04397616.pdf [firstpage_image] =>[orig_patent_app_number] => 253525 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/253525
Pump driving mechanism Mar 13, 1981 Issued
Array ( [id] => 2049867 [patent_doc_number] => 04389169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-21 [patent_title] => 'Pump for fluids' [patent_app_type] => 1 [patent_app_number] => 6/241238 [patent_app_country] => US [patent_app_date] => 1981-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1403 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/389/04389169.pdf [firstpage_image] =>[orig_patent_app_number] => 241238 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/241238
Pump for fluids Mar 5, 1981 Issued
Array ( [id] => 2054361 [patent_doc_number] => 04392792 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-07-12 [patent_title] => 'Lineal multi-cylinder hydraulic pumping unit for wells' [patent_app_type] => 1 [patent_app_number] => 6/240859 [patent_app_country] => US [patent_app_date] => 1981-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 10018 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/392/04392792.pdf [firstpage_image] =>[orig_patent_app_number] => 240859 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/240859
Lineal multi-cylinder hydraulic pumping unit for wells Mar 4, 1981 Issued
Array ( [id] => 1985168 [patent_doc_number] => 04360325 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-23 [patent_title] => 'Gas-to-hydraulic power converter' [patent_app_type] => 1 [patent_app_number] => 6/238785 [patent_app_country] => US [patent_app_date] => 1981-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2435 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/360/04360325.pdf [firstpage_image] =>[orig_patent_app_number] => 238785 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/238785
Gas-to-hydraulic power converter Feb 26, 1981 Issued
Array ( [id] => 1973691 [patent_doc_number] => 04364718 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-12-21 [patent_title] => 'Disposable pump for dispensing small metered amounts of liquid from a container and a control unit for operating said pump' [patent_app_type] => 1 [patent_app_number] => 6/237706 [patent_app_country] => US [patent_app_date] => 1981-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 2301 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/364/04364718.pdf [firstpage_image] =>[orig_patent_app_number] => 237706 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/237706
Disposable pump for dispensing small metered amounts of liquid from a container and a control unit for operating said pump Feb 23, 1981 Issued
Array ( [id] => 2002711 [patent_doc_number] => 04411601 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-25 [patent_title] => 'Pump for metering two distinct fluids' [patent_app_type] => 1 [patent_app_number] => 6/236173 [patent_app_country] => US [patent_app_date] => 1981-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2874 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/411/04411601.pdf [firstpage_image] =>[orig_patent_app_number] => 236173 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/236173
Pump for metering two distinct fluids Feb 19, 1981 Issued
Array ( [id] => 2283642 [patent_doc_number] => 04678407 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-07 [patent_title] => 'Multi-tandem free piston machine' [patent_app_type] => 1 [patent_app_number] => 6/237128 [patent_app_country] => US [patent_app_date] => 1981-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2688 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/678/04678407.pdf [firstpage_image] =>[orig_patent_app_number] => 237128 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/237128
Multi-tandem free piston machine Feb 16, 1981 Issued
Array ( [id] => 2049155 [patent_doc_number] => 04390324 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-28 [patent_title] => 'Pressure release valve for pumps' [patent_app_type] => 1 [patent_app_number] => 6/229168 [patent_app_country] => US [patent_app_date] => 1981-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3130 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 615 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/390/04390324.pdf [firstpage_image] =>[orig_patent_app_number] => 229168 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/229168
Pressure release valve for pumps Jan 27, 1981 Issued
Array ( [id] => 2106546 [patent_doc_number] => 04466780 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-21 [patent_title] => 'Portable air pump apparatus' [patent_app_type] => 1 [patent_app_number] => 6/229153 [patent_app_country] => US [patent_app_date] => 1981-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3572 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 768 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/466/04466780.pdf [firstpage_image] =>[orig_patent_app_number] => 229153 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/229153
Portable air pump apparatus Jan 27, 1981 Issued
Array ( [id] => 2519909 [patent_doc_number] => 04887944 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-19 [patent_title] => 'Fuel injection pump including plunger setting device' [patent_app_type] => 1 [patent_app_number] => 6/226515 [patent_app_country] => US [patent_app_date] => 1981-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1510 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/887/04887944.pdf [firstpage_image] =>[orig_patent_app_number] => 226515 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/226515
Fuel injection pump including plunger setting device Jan 18, 1981 Issued
Array ( [id] => 2111766 [patent_doc_number] => 04439112 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-27 [patent_title] => 'Method and apparatus for pumping viscous and/or abrasive fluids' [patent_app_type] => 1 [patent_app_number] => 6/225136 [patent_app_country] => US [patent_app_date] => 1981-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3552 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/439/04439112.pdf [firstpage_image] =>[orig_patent_app_number] => 225136 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/225136
Method and apparatus for pumping viscous and/or abrasive fluids Jan 13, 1981 Issued
Array ( [id] => 2049170 [patent_doc_number] => 04390326 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-28 [patent_title] => 'Downhole pump having a power piston and a production piston' [patent_app_type] => 1 [patent_app_number] => 6/220816 [patent_app_country] => US [patent_app_date] => 1980-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 3457 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/390/04390326.pdf [firstpage_image] =>[orig_patent_app_number] => 220816 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/220816
Downhole pump having a power piston and a production piston Dec 28, 1980 Issued
Array ( [id] => 2040300 [patent_doc_number] => 04382750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-10 [patent_title] => 'High pressure fluid pump' [patent_app_type] => 1 [patent_app_number] => 6/219256 [patent_app_country] => US [patent_app_date] => 1980-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 820 [patent_no_of_claims] => 6 [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/04/382/04382750.pdf [firstpage_image] =>[orig_patent_app_number] => 219256 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/219256
High pressure fluid pump Dec 21, 1980 Issued
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