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] => 2203904 [patent_doc_number] => 04492536 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-08 [patent_title] => 'Hydraulic oil well pumping unit' [patent_app_type] => 1 [patent_app_number] => 6/513948 [patent_app_country] => US [patent_app_date] => 1983-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 8841 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/492/04492536.pdf [firstpage_image] =>[orig_patent_app_number] => 513948 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/513948
Hydraulic oil well pumping unit Jul 14, 1983 Issued
Array ( [id] => 2083716 [patent_doc_number] => 04465440 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-14 [patent_title] => 'Oil pump for hand rail chain saw machines' [patent_app_type] => 1 [patent_app_number] => 6/511694 [patent_app_country] => US [patent_app_date] => 1983-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 656 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/465/04465440.pdf [firstpage_image] =>[orig_patent_app_number] => 511694 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/511694
Oil pump for hand rail chain saw machines Jul 6, 1983 Issued
Array ( [id] => 2156306 [patent_doc_number] => 04553910 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-19 [patent_title] => 'Pulse driven hydraulic pump' [patent_app_type] => 1 [patent_app_number] => 6/522382 [patent_app_country] => US [patent_app_date] => 1983-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6177 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/553/04553910.pdf [firstpage_image] =>[orig_patent_app_number] => 522382 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/522382
Pulse driven hydraulic pump Jul 4, 1983 Issued
Array ( [id] => 2348255 [patent_doc_number] => 04687085 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-18 [patent_title] => 'Centrifugal clutch instantly engageable and disengageable' [patent_app_type] => 1 [patent_app_number] => 6/510939 [patent_app_country] => US [patent_app_date] => 1983-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 8127 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/687/04687085.pdf [firstpage_image] =>[orig_patent_app_number] => 510939 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/510939
Centrifugal clutch instantly engageable and disengageable Jul 4, 1983 Issued
Array ( [id] => 2194988 [patent_doc_number] => 04541783 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-17 [patent_title] => 'Long stroke, double acting pump having tension guide member' [patent_app_type] => 1 [patent_app_number] => 6/497122 [patent_app_country] => US [patent_app_date] => 1983-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 6065 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/541/04541783.pdf [firstpage_image] =>[orig_patent_app_number] => 497122 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/497122
Long stroke, double acting pump having tension guide member Jun 29, 1983 Issued
Array ( [id] => 2406399 [patent_doc_number] => 04786239 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Pumping system selectably operable as a fire pump or a hydraulic pump' [patent_app_type] => 1 [patent_app_number] => 6/504468 [patent_app_country] => US [patent_app_date] => 1983-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3667 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786239.pdf [firstpage_image] =>[orig_patent_app_number] => 504468 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/504468
Pumping system selectably operable as a fire pump or a hydraulic pump Jun 14, 1983 Issued
Array ( [id] => 2220568 [patent_doc_number] => 04570776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-18 [patent_title] => 'Detent mechanism for clutches' [patent_app_type] => 1 [patent_app_number] => 6/503570 [patent_app_country] => US [patent_app_date] => 1983-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4669 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/570/04570776.pdf [firstpage_image] =>[orig_patent_app_number] => 503570 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/503570
Detent mechanism for clutches Jun 12, 1983 Issued
Array ( [id] => 2184146 [patent_doc_number] => 04545736 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-08 [patent_title] => 'Apparatus for automatically processing slurry' [patent_app_type] => 1 [patent_app_number] => 6/498941 [patent_app_country] => US [patent_app_date] => 1983-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2582 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/545/04545736.pdf [firstpage_image] =>[orig_patent_app_number] => 498941 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/498941
Apparatus for automatically processing slurry May 26, 1983 Issued
Array ( [id] => 2111034 [patent_doc_number] => 04484865 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-27 [patent_title] => 'Fluid pump for use down a well' [patent_app_type] => 1 [patent_app_number] => 6/496963 [patent_app_country] => US [patent_app_date] => 1983-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1679 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/484/04484865.pdf [firstpage_image] =>[orig_patent_app_number] => 496963 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/496963
Fluid pump for use down a well May 22, 1983 Issued
Array ( [id] => 2196674 [patent_doc_number] => 04527959 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-09 [patent_title] => 'Drilling fluid pump providing a uniform, controlled pressure and flow rate' [patent_app_type] => 1 [patent_app_number] => 6/493351 [patent_app_country] => US [patent_app_date] => 1983-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 5525 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/527/04527959.pdf [firstpage_image] =>[orig_patent_app_number] => 493351 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/493351
Drilling fluid pump providing a uniform, controlled pressure and flow rate May 9, 1983 Issued
Array ( [id] => 2145020 [patent_doc_number] => 04497616 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-02-05 [patent_title] => 'Hydraulically-operated pump jack with chain drive' [patent_app_type] => 1 [patent_app_number] => 6/493070 [patent_app_country] => US [patent_app_date] => 1983-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 2914 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/497/04497616.pdf [firstpage_image] =>[orig_patent_app_number] => 493070 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/493070
Hydraulically-operated pump jack with chain drive May 8, 1983 Issued
Array ( [id] => 2124991 [patent_doc_number] => 04490098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Fuel-injecting piston pump for diesel engines' [patent_app_type] => 1 [patent_app_number] => 6/487508 [patent_app_country] => US [patent_app_date] => 1983-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2032 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490098.pdf [firstpage_image] =>[orig_patent_app_number] => 487508 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/487508
Fuel-injecting piston pump for diesel engines Apr 21, 1983 Issued
Array ( [id] => 2130975 [patent_doc_number] => 04551075 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-05 [patent_title] => 'Well pump' [patent_app_type] => 1 [patent_app_number] => 6/487005 [patent_app_country] => US [patent_app_date] => 1983-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4820 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/551/04551075.pdf [firstpage_image] =>[orig_patent_app_number] => 487005 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/487005
Well pump Apr 20, 1983 Issued
Array ( [id] => 2150147 [patent_doc_number] => 04516917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-14 [patent_title] => 'Well pumping apparatus and method' [patent_app_type] => 1 [patent_app_number] => 6/479458 [patent_app_country] => US [patent_app_date] => 1983-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 6643 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/516/04516917.pdf [firstpage_image] =>[orig_patent_app_number] => 479458 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/479458
Well pumping apparatus and method Mar 27, 1983 Issued
Array ( [id] => 2125265 [patent_doc_number] => 04426198 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-17 [patent_title] => 'Fuel-injection pump for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 6/477594 [patent_app_country] => US [patent_app_date] => 1983-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3667 [patent_no_of_claims] => 6 [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/04/426/04426198.pdf [firstpage_image] =>[orig_patent_app_number] => 477594 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/477594
Fuel-injection pump for internal combustion engine Mar 24, 1983 Issued
Array ( [id] => 2175773 [patent_doc_number] => 04508493 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-02 [patent_title] => 'Self actuating diaphragm pump' [patent_app_type] => 1 [patent_app_number] => 6/476024 [patent_app_country] => US [patent_app_date] => 1983-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4217 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 345 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/508/04508493.pdf [firstpage_image] =>[orig_patent_app_number] => 476024 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/476024
Self actuating diaphragm pump Feb 27, 1983 Issued
Array ( [id] => 2281158 [patent_doc_number] => 04586881 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-06 [patent_title] => 'Machine having integral piston and cylinder wall sections' [patent_app_type] => 1 [patent_app_number] => 6/470582 [patent_app_country] => US [patent_app_date] => 1983-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 20 [patent_no_of_words] => 5725 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/586/04586881.pdf [firstpage_image] =>[orig_patent_app_number] => 470582 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/470582
Machine having integral piston and cylinder wall sections Feb 27, 1983 Issued
Array ( [id] => 2136163 [patent_doc_number] => 04552101 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-12 [patent_title] => 'Fluid pressure actuated motor with pneumatically-coupled pistons' [patent_app_type] => 1 [patent_app_number] => 6/464197 [patent_app_country] => US [patent_app_date] => 1983-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5098 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/552/04552101.pdf [firstpage_image] =>[orig_patent_app_number] => 464197 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/464197
Fluid pressure actuated motor with pneumatically-coupled pistons Feb 6, 1983 Issued
Array ( [id] => 2120924 [patent_doc_number] => 04477232 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-16 [patent_title] => 'Hydraulically actuated reciprocating piston pump' [patent_app_type] => 1 [patent_app_number] => 6/456597 [patent_app_country] => US [patent_app_date] => 1983-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6094 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/477/04477232.pdf [firstpage_image] =>[orig_patent_app_number] => 456597 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/456597
Hydraulically actuated reciprocating piston pump Jan 9, 1983 Issued
Array ( [id] => 2043144 [patent_doc_number] => 04405291 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-20 [patent_title] => 'Downhole double acting pump' [patent_app_type] => 1 [patent_app_number] => 6/456366 [patent_app_country] => US [patent_app_date] => 1983-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 6562 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/405/04405291.pdf [firstpage_image] =>[orig_patent_app_number] => 456366 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/456366
Downhole double acting pump Jan 6, 1983 Issued
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