Search

Nathan T. Leong

Examiner (ID: 5480, Phone: (571)270-5352 , Office: P/1715 )

Most Active Art Unit
1715
Art Unit(s)
1715, 1718, 1792
Total Applications
1042
Issued Applications
708
Pending Applications
80
Abandoned Applications
281

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17200189 [patent_doc_number] => 20210340284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => SOLIDIFICATION OF A NATURAL RUBBER LATEX BY POLYQUATERNARY POLYMERS [patent_app_type] => utility [patent_app_number] => 17/372780 [patent_app_country] => US [patent_app_date] => 2021-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6804 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 17372780 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/372780
SOLIDIFICATION OF A NATURAL RUBBER LATEX BY POLYQUATERNARY POLYMERS Jul 11, 2021 Abandoned
Array ( [id] => 18636337 [patent_doc_number] => 11760924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Proppant with enhanced interparticle bonding [patent_app_type] => utility [patent_app_number] => 17/371974 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10922 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371974 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371974
Proppant with enhanced interparticle bonding Jul 8, 2021 Issued
Array ( [id] => 18301975 [patent_doc_number] => 11623866 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-04-11 [patent_title] => Metal-encapsulated carbon nanotubes and method for producding such carbon nanotubes via solvent shell reactions with metallic ions [patent_app_type] => utility [patent_app_number] => 17/371498 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 1817 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371498 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371498
Metal-encapsulated carbon nanotubes and method for producding such carbon nanotubes via solvent shell reactions with metallic ions Jul 8, 2021 Issued
Array ( [id] => 18612790 [patent_doc_number] => 20230279526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => ALLOY, AGGREGATE OF ALLOY NANOPARTICLES, AND CATALYST [patent_app_type] => utility [patent_app_number] => 18/004561 [patent_app_country] => US [patent_app_date] => 2021-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17650 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18004561 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/004561
Alloy of at least three metal elements, aggregate of alloy nanoparticles, and catalyst Jul 5, 2021 Issued
Array ( [id] => 19812598 [patent_doc_number] => 12244011 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Modified high-nickel cathode material and preparation method thereof [patent_app_type] => utility [patent_app_number] => 18/005965 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4634 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18005965 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005965
Modified high-nickel cathode material and preparation method thereof Jun 28, 2021 Issued
Array ( [id] => 18488703 [patent_doc_number] => 20230216052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => ARTIFICIAL GRAPHITE MATERIAL FOR LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE, AND PRODUCTION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 17/927808 [patent_app_country] => US [patent_app_date] => 2021-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23392 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17927808 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/927808
ARTIFICIAL GRAPHITE MATERIAL FOR LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE, AND PRODUCTION METHOD THEREFOR Jun 17, 2021 Abandoned
Array ( [id] => 18215645 [patent_doc_number] => 11590561 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => Method of producing sand mold comprising curing a resin and a binder by the same curing agent [patent_app_type] => utility [patent_app_number] => 17/348003 [patent_app_country] => US [patent_app_date] => 2021-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 7764 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17348003 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/348003
Method of producing sand mold comprising curing a resin and a binder by the same curing agent Jun 14, 2021 Issued
Array ( [id] => 17156550 [patent_doc_number] => 20210317601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => RESIN POWDER FOR SOLID FREEFORM FABRICATION, DEVICE FOR SOLID FREEFORM FABRICATION OBJECT, AND METHOD OF MANUFACTURING SOLID FREEFORM FABRICATION OBJECT [patent_app_type] => utility [patent_app_number] => 17/346497 [patent_app_country] => US [patent_app_date] => 2021-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17346497 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/346497
Resin powder for solid freeform fabrication, device for solid freeform fabrication object, and method of manufacturing solid freeform fabrication object Jun 13, 2021 Issued
Array ( [id] => 19508059 [patent_doc_number] => 12119491 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Positive electrode active material precursor and preparation method of positive electrode active material precursor [patent_app_type] => utility [patent_app_number] => 17/799024 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 12296 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17799024 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/799024
Positive electrode active material precursor and preparation method of positive electrode active material precursor May 25, 2021 Issued
Array ( [id] => 18451689 [patent_doc_number] => 20230192968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => THERMOSET POLYMER POWDER [patent_app_type] => utility [patent_app_number] => 17/925127 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17925127 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925127
THERMOSET POLYMER POWDER May 10, 2021 Pending
Array ( [id] => 17071004 [patent_doc_number] => 20210273221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => HOLLOW/POROUS SILICON-BASED COMPOSITE MATERIAL AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/316673 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5274 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17316673 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316673
Hollow/porous silicon-based composite material and preparation method thereof May 9, 2021 Issued
Array ( [id] => 17989330 [patent_doc_number] => 20220355367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => HALLOYSITE TUBES IN ESTER-CURED PHENOLIC BONDED FOUNDRY SHAPES [patent_app_type] => utility [patent_app_number] => 17/316033 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3298 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17316033 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316033
Halloysite tubes in ester-cured phenolic bonded foundry shapes May 9, 2021 Issued
Array ( [id] => 17274223 [patent_doc_number] => 20210380421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => METHOD OF PRODUCING ETCHED NON-POROUS PARTICLES [patent_app_type] => utility [patent_app_number] => 17/234352 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17234352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/234352
Etched non-porous particles and method of producing thereof Apr 18, 2021 Issued
Array ( [id] => 17945576 [patent_doc_number] => 20220332593 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => MODIFIED ZEOLITES THAT INCLUDE HAFNIUM-CONTAINING ORGANOMETALLIC MOIETIES AND METHODS FOR MAKING SUCH [patent_app_type] => utility [patent_app_number] => 17/231191 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14304 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17231191 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/231191
Modified zeolites that include hafnium-containing organometallic moieties and methods for making such Apr 14, 2021 Issued
Array ( [id] => 17959853 [patent_doc_number] => 20220340433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => MODIFIED ZEOLITES THAT INCLUDE TITANIUM-CONTAINING ORGANOMETALLIC MOIETIES AND METHODS FOR MAKING SUCH [patent_app_type] => utility [patent_app_number] => 17/230500 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230500 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230500
Modified zeolites that include titanium-containing organometallic moieties and methods for making such Apr 13, 2021 Issued
Array ( [id] => 18575370 [patent_doc_number] => 11731881 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Modified zeolites that include zirconium-containing organometallic moieties and methods for making such [patent_app_type] => utility [patent_app_number] => 17/230491 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 25 [patent_no_of_words] => 16862 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17230491 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230491
Modified zeolites that include zirconium-containing organometallic moieties and methods for making such Apr 13, 2021 Issued
Array ( [id] => 17945573 [patent_doc_number] => 20220332590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => MODIFIED ZEOLITES THAT INCLUDE AMINE-CONTAINING ORGANOMETALLIC MOIETIES AND METHODS FOR MAKING SUCH [patent_app_type] => utility [patent_app_number] => 17/230485 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230485 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230485
Modified zeolites that include amine-containing organometallic moieties and methods for making such Apr 13, 2021 Issued
Array ( [id] => 18620280 [patent_doc_number] => 11753307 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Modified zeolites that include hafnium-containing organometallic moieties and methods for making such [patent_app_type] => utility [patent_app_number] => 17/230532 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 25 [patent_no_of_words] => 16759 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17230532 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230532
Modified zeolites that include hafnium-containing organometallic moieties and methods for making such Apr 13, 2021 Issued
Array ( [id] => 17959851 [patent_doc_number] => 20220340431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => MODIFIED ZEOLITES THAT INCLUDE ZIRCONIUM-CONTAINING ORGANOMETALLIC MOIETIES AND METHODS FOR MAKING SUCH [patent_app_type] => utility [patent_app_number] => 17/230505 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230505 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230505
Modified zeolites that include zirconium-containing organometallic moieties and methods for making such Apr 13, 2021 Issued
Array ( [id] => 17959852 [patent_doc_number] => 20220340432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => MODIFIED ZEOLITES THAT INCLUDE PLATINUM-CONTAINING ORGANOMETALLIC MOIETIES AND METHODS FOR MAKING SUCH [patent_app_type] => utility [patent_app_number] => 17/230476 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230476
Modified zeolites that include platinum-containing organometallic moieties and methods for making such Apr 13, 2021 Issued
Menu