Search

Leonard E. Smith

Examiner (ID: 14205)

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2083030 [patent_doc_number] => 04437821 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-20 [patent_title] => 'Shaft seal for pump means' [patent_app_type] => 1 [patent_app_number] => 6/284538 [patent_app_country] => US [patent_app_date] => 1981-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 1993 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/437/04437821.pdf [firstpage_image] =>[orig_patent_app_number] => 284538 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/284538
Shaft seal for pump means Jul 19, 1981 Issued
Array ( [id] => 2108817 [patent_doc_number] => 04451217 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-29 [patent_title] => 'Rotary fluid pressure device' [patent_app_type] => 1 [patent_app_number] => 6/284128 [patent_app_country] => US [patent_app_date] => 1981-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 29 [patent_no_of_words] => 5528 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/451/04451217.pdf [firstpage_image] =>[orig_patent_app_number] => 284128 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/284128
Rotary fluid pressure device Jul 15, 1981 Issued
Array ( [id] => 2048284 [patent_doc_number] => 04406595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-27 [patent_title] => 'Free piston pump' [patent_app_type] => 1 [patent_app_number] => 6/283747 [patent_app_country] => US [patent_app_date] => 1981-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3997 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 456 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/406/04406595.pdf [firstpage_image] =>[orig_patent_app_number] => 283747 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/283747
Free piston pump Jul 14, 1981 Issued
Array ( [id] => 1994391 [patent_doc_number] => 04381180 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-04-26 [patent_title] => 'Double diaphragm pump with controlling slide valve and adjustable stroke' [patent_app_type] => 1 [patent_app_number] => 6/282933 [patent_app_country] => US [patent_app_date] => 1981-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 5560 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 820 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/381/04381180.pdf [firstpage_image] =>[orig_patent_app_number] => 282933 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/282933
Double diaphragm pump with controlling slide valve and adjustable stroke Jul 12, 1981 Issued
Array ( [id] => 2028258 [patent_doc_number] => 04415320 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-15 [patent_title] => 'Sliding vane type rotary compressor' [patent_app_type] => 1 [patent_app_number] => 6/283041 [patent_app_country] => US [patent_app_date] => 1981-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 8892 [patent_no_of_claims] => 3 [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/04/415/04415320.pdf [firstpage_image] =>[orig_patent_app_number] => 283041 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/283041
Sliding vane type rotary compressor Jul 12, 1981 Issued
Array ( [id] => 2003489 [patent_doc_number] => 04407645 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-04 [patent_title] => 'Gear pump having an isolator to protect its bearings' [patent_app_type] => 1 [patent_app_number] => 6/282207 [patent_app_country] => US [patent_app_date] => 1981-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 858 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/407/04407645.pdf [firstpage_image] =>[orig_patent_app_number] => 282207 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/282207
Gear pump having an isolator to protect its bearings Jul 9, 1981 Issued
Array ( [id] => 2005133 [patent_doc_number] => 04421463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-20 [patent_title] => 'Downhole pump' [patent_app_type] => 1 [patent_app_number] => 6/290835 [patent_app_country] => US [patent_app_date] => 1981-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2214 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/421/04421463.pdf [firstpage_image] =>[orig_patent_app_number] => 290835 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/290835
Downhole pump Jul 7, 1981 Issued
Array ( [id] => 2035489 [patent_doc_number] => 04413961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-08 [patent_title] => 'Motion conversion device and rotary displacement device' [patent_app_type] => 1 [patent_app_number] => 6/281417 [patent_app_country] => US [patent_app_date] => 1981-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 6398 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/413/04413961.pdf [firstpage_image] =>[orig_patent_app_number] => 281417 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/281417
Motion conversion device and rotary displacement device Jul 7, 1981 Issued
Array ( [id] => 1995035 [patent_doc_number] => 04373874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-15 [patent_title] => 'Fluid actuated pump system' [patent_app_type] => 1 [patent_app_number] => 6/280333 [patent_app_country] => US [patent_app_date] => 1981-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 9309 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 405 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/373/04373874.pdf [firstpage_image] =>[orig_patent_app_number] => 280333 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/280333
Fluid actuated pump system Jul 5, 1981 Issued
Array ( [id] => 2006115 [patent_doc_number] => 04398874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-16 [patent_title] => 'Gear ring pump' [patent_app_type] => 1 [patent_app_number] => 6/279042 [patent_app_country] => US [patent_app_date] => 1981-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 5226 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/398/04398874.pdf [firstpage_image] =>[orig_patent_app_number] => 279042 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/279042
Gear ring pump Jun 29, 1981 Issued
Array ( [id] => 2015404 [patent_doc_number] => 04402652 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-06 [patent_title] => 'Liquid motor and pump with a stroke regulating gas motor' [patent_app_type] => 1 [patent_app_number] => 6/277266 [patent_app_country] => US [patent_app_date] => 1981-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 7113 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/402/04402652.pdf [firstpage_image] =>[orig_patent_app_number] => 277266 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/277266
Liquid motor and pump with a stroke regulating gas motor Jun 24, 1981 Issued
Array ( [id] => 2015842 [patent_doc_number] => 04400141 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-23 [patent_title] => 'Hydraulic pump unit' [patent_app_type] => 1 [patent_app_number] => 6/276261 [patent_app_country] => US [patent_app_date] => 1981-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 20 [patent_no_of_words] => 6341 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/400/04400141.pdf [firstpage_image] =>[orig_patent_app_number] => 276261 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/276261
Hydraulic pump unit Jun 22, 1981 Issued
06/271592 OIL WELL PUMPING UNIT Jun 7, 1981 Abandoned
Array ( [id] => 2065139 [patent_doc_number] => 04459084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-10 [patent_title] => 'Internal combustion driven pumping system and variable torque transmission' [patent_app_type] => 1 [patent_app_number] => 6/266933 [patent_app_country] => US [patent_app_date] => 1981-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 15550 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/459/04459084.pdf [firstpage_image] =>[orig_patent_app_number] => 266933 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/266933
Internal combustion driven pumping system and variable torque transmission May 25, 1981 Issued
Array ( [id] => 2040265 [patent_doc_number] => 04382746 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-10 [patent_title] => 'Vortex turbine apparatus' [patent_app_type] => 1 [patent_app_number] => 6/265546 [patent_app_country] => US [patent_app_date] => 1981-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 6948 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/382/04382746.pdf [firstpage_image] =>[orig_patent_app_number] => 265546 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/265546
Vortex turbine apparatus May 19, 1981 Issued
06/263745 DIAPHRAGM PUMP May 13, 1981 Abandoned
Array ( [id] => 1936858 [patent_doc_number] => 04342541 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-03 [patent_title] => 'Impeller assembly for a centrifugal blower' [patent_app_type] => 1 [patent_app_number] => 6/261560 [patent_app_country] => US [patent_app_date] => 1981-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 615 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/342/04342541.pdf [firstpage_image] =>[orig_patent_app_number] => 261560 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/261560
Impeller assembly for a centrifugal blower May 6, 1981 Issued
Array ( [id] => 2028835 [patent_doc_number] => 04377374 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-22 [patent_title] => 'Spring actuated piston pump' [patent_app_type] => 1 [patent_app_number] => 6/260217 [patent_app_country] => US [patent_app_date] => 1981-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3235 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/377/04377374.pdf [firstpage_image] =>[orig_patent_app_number] => 260217 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/260217
Spring actuated piston pump May 3, 1981 Issued
Array ( [id] => 2114884 [patent_doc_number] => 04468177 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-28 [patent_title] => 'Diaphragm pump arrangement in which alternately expanded and contracted chambers are used independently' [patent_app_type] => 1 [patent_app_number] => 6/257752 [patent_app_country] => US [patent_app_date] => 1981-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2796 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/468/04468177.pdf [firstpage_image] =>[orig_patent_app_number] => 257752 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/257752
Diaphragm pump arrangement in which alternately expanded and contracted chambers are used independently Apr 26, 1981 Issued
Array ( [id] => 2025718 [patent_doc_number] => 04376618 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-15 [patent_title] => 'Electromagnetic plunger pump' [patent_app_type] => 1 [patent_app_number] => 6/257235 [patent_app_country] => US [patent_app_date] => 1981-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3491 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/376/04376618.pdf [firstpage_image] =>[orig_patent_app_number] => 257235 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/257235
Electromagnetic plunger pump Apr 23, 1981 Issued
Menu