Search

Tan N. Tran

Examiner (ID: 18764, Phone: (571)272-1923 , Office: P/2826 )

Most Active Art Unit
2826
Art Unit(s)
2826, 2812, 2811
Total Applications
2020
Issued Applications
1706
Pending Applications
117
Abandoned Applications
219

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18187470 [patent_doc_number] => 11578037 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Method and system for preparing high-purity taurine and salt [patent_app_type] => utility [patent_app_number] => 17/236691 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8360 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17236691 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/236691
Method and system for preparing high-purity taurine and salt Apr 20, 2021 Issued
Array ( [id] => 19233611 [patent_doc_number] => 20240190803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => LOW-LEAD AND LOW-ARSENIC BETA-HYDROXYBUTYRATE SALTS AND METHODS FOR PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 17/768388 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17768388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/768388
LOW-LEAD AND LOW-ARSENIC BETA-HYDROXYBUTYRATE SALTS AND METHODS FOR PRODUCING THE SAME Apr 15, 2021 Abandoned
Array ( [id] => 18435882 [patent_doc_number] => 20230183176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => PROCESS OF MAKING N,N'-DIACETYL-L-CYSTINE [patent_app_type] => utility [patent_app_number] => 17/919908 [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] => 5010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17919908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/919908
PROCESS OF MAKING N,N'-DIACETYL-L-CYSTINE Apr 13, 2021 Abandoned
Array ( [id] => 17929669 [patent_doc_number] => 20220324794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => METHOD FOR REMOVING SO3 AND CH4 FROM MIXTURES WHICH CONTAIN METHANE SULFONIC ACID [patent_app_type] => utility [patent_app_number] => 17/224566 [patent_app_country] => US [patent_app_date] => 2021-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3928 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17224566 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/224566
METHOD FOR REMOVING SO3 AND CH4 FROM MIXTURES WHICH CONTAIN METHANE SULFONIC ACID Apr 6, 2021 Abandoned
Array ( [id] => 19425011 [patent_doc_number] => 12084412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Synthesis of trifluoroacetyl iodide (TFAI) from trifluoroacetyl chloride (TFAC) and hydrogen iodide (HI) in a liquid phase reaction [patent_app_type] => utility [patent_app_number] => 17/219390 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4062 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 17219390 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/219390
Synthesis of trifluoroacetyl iodide (TFAI) from trifluoroacetyl chloride (TFAC) and hydrogen iodide (HI) in a liquid phase reaction Mar 30, 2021 Issued
Array ( [id] => 18345605 [patent_doc_number] => 20230133715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => CONTINUOUS CRYSTALLISATION METHOD [patent_app_type] => utility [patent_app_number] => 17/912646 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17912646 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912646
CONTINUOUS CRYSTALLISATION METHOD Mar 30, 2021 Pending
Array ( [id] => 20548673 [patent_doc_number] => 12559452 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Method for the synthesis of isocyanates [patent_app_type] => utility [patent_app_number] => 17/914519 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11264 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17914519 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/914519
Method for the synthesis of isocyanates Mar 29, 2021 Issued
Array ( [id] => 20535670 [patent_doc_number] => 12552734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Process for producing acetic acid [patent_app_type] => utility [patent_app_number] => 17/916745 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2880 [patent_no_of_claims] => 22 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17916745 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/916745
Process for producing acetic acid Mar 28, 2021 Issued
Array ( [id] => 17341317 [patent_doc_number] => 20220007648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => Biocidal Compound [patent_app_type] => utility [patent_app_number] => 17/208092 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4450 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17208092 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/208092
Biocidal Compound Mar 21, 2021 Abandoned
Array ( [id] => 18299760 [patent_doc_number] => 20230109446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => PROCESS SULFONATION TO PRODUCE TAURINE [patent_app_type] => utility [patent_app_number] => 17/907148 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5688 [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] => 17907148 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/907148
PROCESS SULFONATION TO PRODUCE TAURINE Mar 21, 2021 Pending
Array ( [id] => 18221257 [patent_doc_number] => 20230060251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => SYNTHESIS OF CAPSAICIN DERIVATIVES [patent_app_type] => utility [patent_app_number] => 17/911518 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17911518 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911518
Synthesis of capsaicin derivatives Mar 18, 2021 Issued
Array ( [id] => 18351521 [patent_doc_number] => 20230139632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => METHOD AND DEVICE FOR PURIFYING VISCOUS AND/OR SOLID ISOCYANATES FROM A PRODUCT FLOW FROM ISOCYANATE SYNTHESIS [patent_app_type] => utility [patent_app_number] => 17/909448 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7251 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17909448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/909448
METHOD AND DEVICE FOR PURIFYING VISCOUS AND/OR SOLID ISOCYANATES FROM A PRODUCT FLOW FROM ISOCYANATE SYNTHESIS Mar 14, 2021 Pending
Array ( [id] => 18435977 [patent_doc_number] => 20230183271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => COMPOUND, ANTI-REFLECTIVE FILM INCLUDING SAME, AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/921139 [patent_app_country] => US [patent_app_date] => 2021-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12571 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17921139 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/921139
COMPOUND, ANTI-REFLECTIVE FILM INCLUDING SAME, AND DISPLAY DEVICE Mar 10, 2021 Pending
Array ( [id] => 16932302 [patent_doc_number] => 20210198191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => ILLUDIN ANALOGS, USES THEREOF, AND METHODS FOR SYNTHESIZING THE SAME [patent_app_type] => utility [patent_app_number] => 17/192838 [patent_app_country] => US [patent_app_date] => 2021-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17192838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/192838
Illudin analogs, uses thereof, and methods for synthesizing the same Mar 3, 2021 Issued
Array ( [id] => 18717804 [patent_doc_number] => 11795135 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Prostacyclin compounds, compositions and methods of use thereof [patent_app_type] => utility [patent_app_number] => 17/186658 [patent_app_country] => US [patent_app_date] => 2021-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 45 [patent_no_of_words] => 32070 [patent_no_of_claims] => 31 [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] => 17186658 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/186658
Prostacyclin compounds, compositions and methods of use thereof Feb 25, 2021 Issued
Array ( [id] => 18299803 [patent_doc_number] => 20230109489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => Compound and Use Thereof [patent_app_type] => utility [patent_app_number] => 17/798398 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13351 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17798398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/798398
Compound and Use Thereof Feb 11, 2021 Abandoned
Array ( [id] => 17807303 [patent_doc_number] => 20220259138 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => PLEUROMUTILIN SALICYLIC ACID ESTER WITH ANTIBACTERIAL ACTIVITY AND A METHOD OF PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 17/175582 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4209 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17175582 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/175582
Pleuromutilin salicylic acid ester with antibacterial activity and a method of preparing the same Feb 11, 2021 Issued
Array ( [id] => 18348912 [patent_doc_number] => 20230137023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => PROCESS FOR PREPARING S-BEFLUBUTAMID BY RESOLVING 2-BROMOBUTANOIC ACID [patent_app_type] => utility [patent_app_number] => 17/798852 [patent_app_country] => US [patent_app_date] => 2021-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17798852 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/798852
PROCESS FOR PREPARING S-BEFLUBUTAMID BY RESOLVING 2-BROMOBUTANOIC ACID Feb 9, 2021 Abandoned
Array ( [id] => 18284159 [patent_doc_number] => 20230099631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => PROCESS FOR THE SYNTHESIS OF S-BEFLUBUTAMID USING ASYMMETRIC HYDROGENATION [patent_app_type] => utility [patent_app_number] => 17/798840 [patent_app_country] => US [patent_app_date] => 2021-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17798840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/798840
PROCESS FOR THE SYNTHESIS OF S-BEFLUBUTAMID USING ASYMMETRIC HYDROGENATION Feb 9, 2021 Abandoned
Array ( [id] => 19241953 [patent_doc_number] => 12012372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Process and plant for the synthesis of urea [patent_app_type] => utility [patent_app_number] => 17/802101 [patent_app_country] => US [patent_app_date] => 2021-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2880 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17802101 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/802101
Process and plant for the synthesis of urea Feb 8, 2021 Issued
Menu