
Leonard E. Smith
Examiner (ID: 13908)
| Most Active Art Unit | 3403 |
| Art Unit(s) | 2899, 3403, 3502, 3402 |
| Total Applications | 1086 |
| Issued Applications | 977 |
| Pending Applications | 2 |
| Abandoned Applications | 107 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2028886
[patent_doc_number] => 04366862
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-01-04
[patent_title] => 'Downhole pump and testing apparatus'
[patent_app_type] => 1
[patent_app_number] => 6/255252
[patent_app_country] => US
[patent_app_date] => 1981-04-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 15
[patent_no_of_words] => 7983
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 496
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/366/04366862.pdf
[firstpage_image] =>[orig_patent_app_number] => 255252
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/255252 | Downhole pump and testing apparatus | Apr 16, 1981 | Issued |
Array
(
[id] => 2000850
[patent_doc_number] => 04387768
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-06-14
[patent_title] => 'Modified in situ retorting of oil shale'
[patent_app_type] => 1
[patent_app_number] => 6/253987
[patent_app_country] => US
[patent_app_date] => 1981-04-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 890
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/387/04387768.pdf
[firstpage_image] =>[orig_patent_app_number] => 253987
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/253987 | Modified in situ retorting of oil shale | Apr 12, 1981 | Issued |
Array
(
[id] => 2046953
[patent_doc_number] => 04390067
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-06-28
[patent_title] => 'Method of treating reservoirs containing very viscous crude oil or bitumen'
[patent_app_type] => 1
[patent_app_number] => 6/251587
[patent_app_country] => US
[patent_app_date] => 1981-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 11
[patent_no_of_words] => 4125
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 54
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/390/04390067.pdf
[firstpage_image] =>[orig_patent_app_number] => 251587
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/251587 | Method of treating reservoirs containing very viscous crude oil or bitumen | Apr 5, 1981 | Issued |
Array
(
[id] => 1944043
[patent_doc_number] => 04335791
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-06-22
[patent_title] => 'Pressure compensator and lubricating reservoir with improved response to substantial pressure changes and adverse environment'
[patent_app_type] => 1
[patent_app_number] => 6/251208
[patent_app_country] => US
[patent_app_date] => 1981-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 3885
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 9
[patent_words_short_claim] => 20
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/335/04335791.pdf
[firstpage_image] =>[orig_patent_app_number] => 251208
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/251208 | Pressure compensator and lubricating reservoir with improved response to substantial pressure changes and adverse environment | Apr 5, 1981 | Issued |
Array
(
[id] => 2330338
[patent_doc_number] => 04712626
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-12-15
[patent_title] => 'Retainer device for drill bit'
[patent_app_type] => 1
[patent_app_number] => 6/250290
[patent_app_country] => US
[patent_app_date] => 1981-04-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 11
[patent_no_of_words] => 2860
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 171
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/712/04712626.pdf
[firstpage_image] =>[orig_patent_app_number] => 250290
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/250290 | Retainer device for drill bit | Apr 1, 1981 | Issued |
Array
(
[id] => 2012885
[patent_doc_number] => 04371045
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-02-01
[patent_title] => 'Method and apparatus for recovering unstable cores'
[patent_app_type] => 1
[patent_app_number] => 6/249783
[patent_app_country] => US
[patent_app_date] => 1981-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 3887
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 123
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/371/04371045.pdf
[firstpage_image] =>[orig_patent_app_number] => 249783
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/249783 | Method and apparatus for recovering unstable cores | Mar 31, 1981 | Issued |
| 06/248740 | METHOD TO REDUCE SULFONATE LOSS IN MICELLAR FLOODING | Mar 29, 1981 | Abandoned |
Array
(
[id] => 2309058
[patent_doc_number] => 04688652
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-08-25
[patent_title] => 'Braze fixtures for use in drilling tools'
[patent_app_type] => 1
[patent_app_number] => 6/248406
[patent_app_country] => US
[patent_app_date] => 1981-03-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 9
[patent_no_of_words] => 2165
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 55
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/688/04688652.pdf
[firstpage_image] =>[orig_patent_app_number] => 248406
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/248406 | Braze fixtures for use in drilling tools | Mar 26, 1981 | Issued |
| 06/247526 | PROTECTIVE JACKET ASSEMBLY | Mar 24, 1981 | Abandoned |
Array
(
[id] => 2050118
[patent_doc_number] => 04393929
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-07-19
[patent_title] => 'Well packers and slip assemblies for use therewith'
[patent_app_type] => 1
[patent_app_number] => 6/233627
[patent_app_country] => US
[patent_app_date] => 1981-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 10
[patent_no_of_words] => 7198
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 177
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/393/04393929.pdf
[firstpage_image] =>[orig_patent_app_number] => 233627
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/233627 | Well packers and slip assemblies for use therewith | Feb 16, 1981 | Issued |
Array
(
[id] => 2000957
[patent_doc_number] => 04407363
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-10-04
[patent_title] => 'Subsurface well apparatus'
[patent_app_type] => 1
[patent_app_number] => 6/233629
[patent_app_country] => US
[patent_app_date] => 1981-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 16
[patent_no_of_words] => 9498
[patent_no_of_claims] => 64
[patent_no_of_ind_claims] => 14
[patent_words_short_claim] => 137
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/407/04407363.pdf
[firstpage_image] =>[orig_patent_app_number] => 233629
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/233629 | Subsurface well apparatus | Feb 16, 1981 | Issued |
Array
(
[id] => 2000876
[patent_doc_number] => 04387771
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-06-14
[patent_title] => 'Wellhead system for exploratory wells'
[patent_app_type] => 1
[patent_app_number] => 6/261091
[patent_app_country] => US
[patent_app_date] => 1981-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2462
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 54
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/387/04387771.pdf
[firstpage_image] =>[orig_patent_app_number] => 261091
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/261091 | Wellhead system for exploratory wells | Feb 16, 1981 | Issued |
| 06/233628 | FLOW CONTROLLING APPARATUS | Feb 16, 1981 | Abandoned |
Array
(
[id] => 2016201
[patent_doc_number] => 04369842
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-01-25
[patent_title] => 'Analyzing oil shale retort off-gas for carbon dioxide to determine the combustion zone temperature'
[patent_app_type] => 1
[patent_app_number] => 6/232575
[patent_app_country] => US
[patent_app_date] => 1981-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4969
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 10
[patent_words_short_claim] => 187
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/369/04369842.pdf
[firstpage_image] =>[orig_patent_app_number] => 232575
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/232575 | Analyzing oil shale retort off-gas for carbon dioxide to determine the combustion zone temperature | Feb 8, 1981 | Issued |
Array
(
[id] => 2014893
[patent_doc_number] => 04400034
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-08-23
[patent_title] => 'Coal comminution and recovery process using gas drying'
[patent_app_type] => 1
[patent_app_number] => 6/232618
[patent_app_country] => US
[patent_app_date] => 1981-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 2780
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/400/04400034.pdf
[firstpage_image] =>[orig_patent_app_number] => 232618
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/232618 | Coal comminution and recovery process using gas drying | Feb 8, 1981 | Issued |
Array
(
[id] => 2001055
[patent_doc_number] => 04407374
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-10-04
[patent_title] => 'Device for controlling the orientation of bore holes'
[patent_app_type] => 1
[patent_app_number] => 6/230591
[patent_app_country] => US
[patent_app_date] => 1981-02-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2013
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/407/04407374.pdf
[firstpage_image] =>[orig_patent_app_number] => 230591
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/230591 | Device for controlling the orientation of bore holes | Feb 1, 1981 | Issued |
Array
(
[id] => 2033173
[patent_doc_number] => 04410052
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-10-18
[patent_title] => 'Method of drilling a productive bed'
[patent_app_type] => 1
[patent_app_number] => 6/232033
[patent_app_country] => US
[patent_app_date] => 1981-01-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 3562
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/410/04410052.pdf
[firstpage_image] =>[orig_patent_app_number] => 232033
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/232033 | Method of drilling a productive bed | Jan 30, 1981 | Issued |
Array
(
[id] => 1943307
[patent_doc_number] => 04365669
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-12-28
[patent_title] => 'Non-solvent bonded plastic well screen assembly'
[patent_app_type] => 1
[patent_app_number] => 6/229391
[patent_app_country] => US
[patent_app_date] => 1981-01-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 1631
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 161
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/365/04365669.pdf
[firstpage_image] =>[orig_patent_app_number] => 229391
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/229391 | Non-solvent bonded plastic well screen assembly | Jan 28, 1981 | Issued |
Array
(
[id] => 2026466
[patent_doc_number] => 04396065
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-08-02
[patent_title] => 'Pipe joint separation'
[patent_app_type] => 1
[patent_app_number] => 6/229033
[patent_app_country] => US
[patent_app_date] => 1981-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 688
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 106
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/396/04396065.pdf
[firstpage_image] =>[orig_patent_app_number] => 229033
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/229033 | Pipe joint separation | Jan 27, 1981 | Issued |
Array
(
[id] => 2004308
[patent_doc_number] => 04391326
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-07-05
[patent_title] => 'Stinger assembly for oil well tool'
[patent_app_type] => 1
[patent_app_number] => 6/227291
[patent_app_country] => US
[patent_app_date] => 1981-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 3287
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 133
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/391/04391326.pdf
[firstpage_image] =>[orig_patent_app_number] => 227291
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/227291 | Stinger assembly for oil well tool | Jan 21, 1981 | Issued |