Search

Nathan W. Ha

Examiner (ID: 543)

Most Active Art Unit
2814
Art Unit(s)
2814
Total Applications
2106
Issued Applications
1802
Pending Applications
110
Abandoned Applications
220

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13970671 [patent_doc_number] => 10214678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-02-26 [patent_title] => Compositions and method for treating out hydrogen sulfide and preventing settling of precipitate in an environmentally responsible drilling and packer fluid [patent_app_type] => utility [patent_app_number] => 15/429329 [patent_app_country] => US [patent_app_date] => 2017-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4707 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15429329 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/429329
Compositions and method for treating out hydrogen sulfide and preventing settling of precipitate in an environmentally responsible drilling and packer fluid Feb 9, 2017 Issued
Array ( [id] => 11649279 [patent_doc_number] => 20170145180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'METHODS FOR RECYCLING REINFORCED COMPOSITES' [patent_app_type] => utility [patent_app_number] => 15/424279 [patent_app_country] => US [patent_app_date] => 2017-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4718 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15424279 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/424279
Methods for recycling reinforced composites Feb 2, 2017 Issued
Array ( [id] => 11649279 [patent_doc_number] => 20170145180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'METHODS FOR RECYCLING REINFORCED COMPOSITES' [patent_app_type] => utility [patent_app_number] => 15/424279 [patent_app_country] => US [patent_app_date] => 2017-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4718 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15424279 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/424279
Methods for recycling reinforced composites Feb 2, 2017 Issued
Array ( [id] => 13661443 [patent_doc_number] => 10160873 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-25 [patent_title] => Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents [patent_app_type] => utility [patent_app_number] => 15/422982 [patent_app_country] => US [patent_app_date] => 2017-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16350 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15422982 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/422982
Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Feb 1, 2017 Issued
Array ( [id] => 13661445 [patent_doc_number] => 10160874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-25 [patent_title] => Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents [patent_app_type] => utility [patent_app_number] => 15/422998 [patent_app_country] => US [patent_app_date] => 2017-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16357 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15422998 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/422998
Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Feb 1, 2017 Issued
Array ( [id] => 11619936 [patent_doc_number] => 20170130123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-11 [patent_title] => 'Proppant Material Incorporating Fly Ash and Method of Manufacture' [patent_app_type] => utility [patent_app_number] => 15/409782 [patent_app_country] => US [patent_app_date] => 2017-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4298 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15409782 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/409782
Proppant Material Incorporating Fly Ash and Method of Manufacture Jan 18, 2017 Abandoned
Array ( [id] => 11757452 [patent_doc_number] => 20170204320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-20 [patent_title] => 'Low Pour-Point Lubricant Additives For Oiled-Based Muds and Synthetic-Based Muds Lubricant Additives for Wellbore or Subterranean Drilling Fluids or Muds' [patent_app_type] => utility [patent_app_number] => 15/407596 [patent_app_country] => US [patent_app_date] => 2017-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3017 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15407596 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/407596
Low Pour-Point Lubricant Additives For Oiled-Based Muds and Synthetic-Based Muds Lubricant Additives for Wellbore or Subterranean Drilling Fluids or Muds Jan 16, 2017 Abandoned
Array ( [id] => 11627502 [patent_doc_number] => 20170137691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-18 [patent_title] => 'Environmentally Friendly Lubricant for Drilling Purposes' [patent_app_type] => utility [patent_app_number] => 15/407684 [patent_app_country] => US [patent_app_date] => 2017-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3353 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15407684 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/407684
Environmentally Friendly Lubricant for Drilling Purposes Jan 16, 2017 Abandoned
Array ( [id] => 11589811 [patent_doc_number] => 20170114222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-27 [patent_title] => 'METHOD FOR OBTAINING A CARBON BLACK POWDER BY PYROLYZING SCRAP RUBBER, THE CARBON BLACK THUS OBTAINED AND THE USE THEREOF' [patent_app_type] => utility [patent_app_number] => 15/400451 [patent_app_country] => US [patent_app_date] => 2017-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 14153 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15400451 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/400451
Method for obtaining a carbon black powder by pyrolyzing scrap rubber, the carbon black thus obtained and the use thereof Jan 5, 2017 Issued
Array ( [id] => 11729502 [patent_doc_number] => 20170190945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'BRANCHED ACID EMULSIFIER COMPOSITIONS AND METHODS OF USE' [patent_app_type] => utility [patent_app_number] => 15/394056 [patent_app_country] => US [patent_app_date] => 2016-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3923 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15394056 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/394056
Branched acid emulsifier compositions and methods of use Dec 28, 2016 Issued
Array ( [id] => 13118011 [patent_doc_number] => 10077350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-18 [patent_title] => Process for devulcanizing rubber [patent_app_type] => utility [patent_app_number] => 15/392031 [patent_app_country] => US [patent_app_date] => 2016-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4740 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15392031 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/392031
Process for devulcanizing rubber Dec 27, 2016 Issued
Array ( [id] => 11714244 [patent_doc_number] => 20170182743 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-29 [patent_title] => 'OIL SANDS LINER SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/384381 [patent_app_country] => US [patent_app_date] => 2016-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7084 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15384381 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/384381
OIL SANDS LINER SYSTEM Dec 19, 2016 Abandoned
Array ( [id] => 16681154 [patent_doc_number] => 10940614 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-09 [patent_title] => Method for producing rubber crumb, and rubber crumb [patent_app_type] => utility [patent_app_number] => 16/060678 [patent_app_country] => US [patent_app_date] => 2016-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3887 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16060678 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/060678
Method for producing rubber crumb, and rubber crumb Dec 6, 2016 Issued
Array ( [id] => 15606445 [patent_doc_number] => 10584272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-10 [patent_title] => Microsphere compositions and methods for production in oil-based drilling fluids [patent_app_type] => utility [patent_app_number] => 15/371394 [patent_app_country] => US [patent_app_date] => 2016-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2999 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15371394 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/371394
Microsphere compositions and methods for production in oil-based drilling fluids Dec 6, 2016 Issued
Array ( [id] => 13196203 [patent_doc_number] => 10113011 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-30 [patent_title] => Process for recovering rubber from natural rubber latex [patent_app_type] => utility [patent_app_number] => 15/364527 [patent_app_country] => US [patent_app_date] => 2016-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8828 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15364527 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/364527
Process for recovering rubber from natural rubber latex Nov 29, 2016 Issued
Array ( [id] => 11949563 [patent_doc_number] => 20170253714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-07 [patent_title] => 'Sustainable Process for the Recycling of Polyethylene Phthalate' [patent_app_type] => utility [patent_app_number] => 15/363235 [patent_app_country] => US [patent_app_date] => 2016-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 13604 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15363235 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/363235
Sustainable Process for the Recycling of Polyethylene Phthalate Nov 28, 2016 Abandoned
Array ( [id] => 11457288 [patent_doc_number] => 20170051193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'ORGANOCLAY COMPOSITIONS FOR DRILLING FLUIDS USEFUL TO PROVIDE SUBSTANTIALLY CONSTANT RHEOLOGY PROFILES TO SUCH FLUIDS OVER A WIDE TEMPERATURE RANGE' [patent_app_type] => utility [patent_app_number] => 15/347065 [patent_app_country] => US [patent_app_date] => 2016-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17991 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15347065 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/347065
Organoclay compositions for drilling fluids useful to provide substantially constant rheology profiles to such fluids over a wide temperature range Nov 8, 2016 Issued
Array ( [id] => 12681505 [patent_doc_number] => 20180119001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => SECONDARY AND TERTIARY GREEN WATER FLOODING OF FRACTURED AND HETEROGENEOUS OIL RESERVOIRS AT HIGH SALINITY AND HIGH TEMPERATURE [patent_app_type] => utility [patent_app_number] => 15/342664 [patent_app_country] => US [patent_app_date] => 2016-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5791 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15342664 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/342664
Secondary and tertiary green water flooding of fractured and heterogeneous oil reservoirs at high salinity and high temperature Nov 2, 2016 Issued
Array ( [id] => 13733347 [patent_doc_number] => 20180371141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => RUBBER COMPOSITION COMPRISING A FUNCTIONAL DIENE POLYMER [patent_app_type] => utility [patent_app_number] => 15/775342 [patent_app_country] => US [patent_app_date] => 2016-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8727 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15775342 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/775342
RUBBER COMPOSITION COMPRISING A FUNCTIONAL DIENE POLYMER Nov 2, 2016 Abandoned
Array ( [id] => 13984061 [patent_doc_number] => 20190061188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => BLADE GUARD FOR RAZOR BLADES MADE OF CURABLE ADHESIVE [patent_app_type] => utility [patent_app_number] => 15/773624 [patent_app_country] => US [patent_app_date] => 2016-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 15773624 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/773624
Blade guard for razor blades made of curable adhesive Oct 25, 2016 Issued
Menu