
Vibol Tan
Examiner (ID: 4033, Phone: (571)272-1811 , Office: P/2844 )
| Most Active Art Unit | 2819 |
| Art Unit(s) | 2844, 2819 |
| Total Applications | 2718 |
| Issued Applications | 2530 |
| Pending Applications | 32 |
| Abandoned Applications | 163 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 14748019
[patent_doc_number] => 20190257183
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-08-22
[patent_title] => PROCESSES FOR PRODUCING HYDROCARBONS FROM A RESERVOIR
[patent_app_type] => utility
[patent_app_number] => 16/404178
[patent_app_country] => US
[patent_app_date] => 2019-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 20866
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16404178
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/404178 | PROCESSES FOR PRODUCING HYDROCARBONS FROM A RESERVOIR | May 5, 2019 | Abandoned |
Array
(
[id] => 16992052
[patent_doc_number] => 20210230472
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-07-29
[patent_title] => ENCAPSULATED FILTERCAKE REMOVAL TREATMENT
[patent_app_type] => utility
[patent_app_number] => 16/644422
[patent_app_country] => US
[patent_app_date] => 2019-04-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5551
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 36
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16644422
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/644422 | ENCAPSULATED FILTERCAKE REMOVAL TREATMENT | Apr 17, 2019 | Abandoned |
Array
(
[id] => 19258165
[patent_doc_number] => 12018209
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-06-25
[patent_title] => Viscoelastic surfactant fluid composition, and method of using the same
[patent_app_type] => utility
[patent_app_number] => 17/046942
[patent_app_country] => US
[patent_app_date] => 2019-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 24
[patent_figures_cnt] => 49
[patent_no_of_words] => 7057
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 42
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17046942
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/046942 | Viscoelastic surfactant fluid composition, and method of using the same | Apr 11, 2019 | Issued |
Array
(
[id] => 14884331
[patent_doc_number] => 10422194
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-09-24
[patent_title] => Method of conversion of a drilling mud to a gel-based lost circulation material to combat lost circulation during continuous drilling
[patent_app_type] => utility
[patent_app_number] => 16/375281
[patent_app_country] => US
[patent_app_date] => 2019-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 12
[patent_no_of_words] => 9542
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 219
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16375281
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/375281 | Method of conversion of a drilling mud to a gel-based lost circulation material to combat lost circulation during continuous drilling | Apr 3, 2019 | Issued |
Array
(
[id] => 15194163
[patent_doc_number] => 10494561
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-12-03
[patent_title] => Loss circulation compositions (LCM) having portland cement clinker
[patent_app_type] => utility
[patent_app_number] => 16/374166
[patent_app_country] => US
[patent_app_date] => 2019-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 11612
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 30
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16374166
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/374166 | Loss circulation compositions (LCM) having portland cement clinker | Apr 2, 2019 | Issued |
Array
(
[id] => 16557393
[patent_doc_number] => 20210002541
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-01-07
[patent_title] => TREATMENT OF OIL AND GAS WELLS AND OIL HANDLING EQUIPMENT
[patent_app_type] => utility
[patent_app_number] => 16/977429
[patent_app_country] => US
[patent_app_date] => 2019-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3399
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 21
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16977429
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/977429 | TREATMENT OF OIL AND GAS WELLS AND OIL HANDLING EQUIPMENT | Feb 28, 2019 | Abandoned |
Array
(
[id] => 14468187
[patent_doc_number] => 20190185736
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-06-20
[patent_title] => Loss Circulation Compositions (LCM) Having Portland Cement Clinker
[patent_app_type] => utility
[patent_app_number] => 16/282926
[patent_app_country] => US
[patent_app_date] => 2019-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11602
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 28
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16282926
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/282926 | Loss circulation compositions (LCM) having Portland cement clinker | Feb 21, 2019 | Issued |
Array
(
[id] => 15727047
[patent_doc_number] => 10611946
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-04-07
[patent_title] => Acid-soluble plug forming rapidly dehydrating loss control slurry
[patent_app_type] => utility
[patent_app_number] => 16/278473
[patent_app_country] => US
[patent_app_date] => 2019-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 5572
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 137
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16278473
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/278473 | Acid-soluble plug forming rapidly dehydrating loss control slurry | Feb 17, 2019 | Issued |
Array
(
[id] => 15727045
[patent_doc_number] => 10611945
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-04-07
[patent_title] => Acid-soluble plug forming rapidly dehydrating loss control slurry
[patent_app_type] => utility
[patent_app_number] => 16/278469
[patent_app_country] => US
[patent_app_date] => 2019-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 5572
[patent_no_of_claims] => 4
[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] =>[firstpage_image] =>[orig_patent_app_number] => 16278469
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/278469 | Acid-soluble plug forming rapidly dehydrating loss control slurry | Feb 17, 2019 | Issued |
Array
(
[id] => 15727043
[patent_doc_number] => 10611944
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-04-07
[patent_title] => Acid-soluble plug forming rapidly dehydrating loss control slurry
[patent_app_type] => utility
[patent_app_number] => 16/278458
[patent_app_country] => US
[patent_app_date] => 2019-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 5572
[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] =>[firstpage_image] =>[orig_patent_app_number] => 16278458
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/278458 | Acid-soluble plug forming rapidly dehydrating loss control slurry | Feb 17, 2019 | Issued |
Array
(
[id] => 16484179
[patent_doc_number] => 20200377780
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-12-03
[patent_title] => ADDITIVE FOR OIL WELL CEMENT AND CEMENT SLURRY USING SAID ADDITIVE FOR OIL WELL CEMENT
[patent_app_type] => utility
[patent_app_number] => 16/649504
[patent_app_country] => US
[patent_app_date] => 2019-02-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4961
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 59
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16649504
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/649504 | Additive for oil well cement and cement slurry using said additive for oil well cement | Feb 3, 2019 | Issued |
Array
(
[id] => 15541121
[patent_doc_number] => 10570326
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-02-25
[patent_title] => Invert emulsion drilling fluids with fatty acid and fatty amine rheology modifiers
[patent_app_type] => utility
[patent_app_number] => 16/259540
[patent_app_country] => US
[patent_app_date] => 2019-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 7385
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 74
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16259540
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/259540 | Invert emulsion drilling fluids with fatty acid and fatty amine rheology modifiers | Jan 27, 2019 | Issued |
Array
(
[id] => 14342641
[patent_doc_number] => 20190153293
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-23
[patent_title] => Loss Circulation Compositions (LCM) Having Portland Cement Clinker
[patent_app_type] => utility
[patent_app_number] => 16/259579
[patent_app_country] => US
[patent_app_date] => 2019-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11601
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 58
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16259579
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/259579 | Loss circulation compositions (LCM) having portland cement clinker | Jan 27, 2019 | Issued |
Array
(
[id] => 14485409
[patent_doc_number] => 10329473
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-06-25
[patent_title] => Loss circulation compositions (LCM) having Portland cement clinker
[patent_app_type] => utility
[patent_app_number] => 16/259572
[patent_app_country] => US
[patent_app_date] => 2019-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 11602
[patent_no_of_claims] => 7
[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] =>[firstpage_image] =>[orig_patent_app_number] => 16259572
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/259572 | Loss circulation compositions (LCM) having Portland cement clinker | Jan 27, 2019 | Issued |
Array
(
[id] => 14342643
[patent_doc_number] => 20190153294
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-23
[patent_title] => Loss Circulation Compositions (LCM) Having Portland Cement Clinker
[patent_app_type] => utility
[patent_app_number] => 16/259583
[patent_app_country] => US
[patent_app_date] => 2019-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11590
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 65
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16259583
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/259583 | Loss circulation compositions (LCM) having Portland cement clinker | Jan 27, 2019 | Issued |
Array
(
[id] => 14342665
[patent_doc_number] => 20190153305
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-23
[patent_title] => METHOD OF USING SOPHOROLIPIDS IN WELL TREATMENT OPERATIONS
[patent_app_type] => utility
[patent_app_number] => 16/253862
[patent_app_country] => US
[patent_app_date] => 2019-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4743
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16253862
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/253862 | Method of using Sophorolipids in well treatment operations | Jan 21, 2019 | Issued |
Array
(
[id] => 17244093
[patent_doc_number] => 20210363836
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-11-25
[patent_title] => Method to Attain Full Annular Coverage During Cementing or Mud Circulation
[patent_app_type] => utility
[patent_app_number] => 16/618886
[patent_app_country] => US
[patent_app_date] => 2019-01-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5771
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 79
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16618886
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/618886 | Method to attain full annular coverage during cementing or mud circulation | Jan 6, 2019 | Issued |
Array
(
[id] => 14278755
[patent_doc_number] => 20190136662
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-09
[patent_title] => FLOW CONTROL IN SUBTERRANEAN WELLS
[patent_app_type] => utility
[patent_app_number] => 16/238838
[patent_app_country] => US
[patent_app_date] => 2019-01-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10279
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16238838
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/238838 | Flow control in subterranean wells | Jan 2, 2019 | Issued |
Array
(
[id] => 18369236
[patent_doc_number] => 11649391
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-05-16
[patent_title] => High density brine internal phase
[patent_app_type] => utility
[patent_app_number] => 16/961892
[patent_app_country] => US
[patent_app_date] => 2018-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 7442
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 112
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16961892
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/961892 | High density brine internal phase | Dec 26, 2018 | Issued |
Array
(
[id] => 16127073
[patent_doc_number] => 10697282
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-06-30
[patent_title] => Method for remediation of subterranean-formed metal-polymer complexes using a metal complexing agent
[patent_app_type] => utility
[patent_app_number] => 16/226464
[patent_app_country] => US
[patent_app_date] => 2018-12-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 15
[patent_no_of_words] => 7179
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 192
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16226464
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/226464 | Method for remediation of subterranean-formed metal-polymer complexes using a metal complexing agent | Dec 18, 2018 | Issued |