Search

Leith S Shafi

Examiner (ID: 10496, Phone: (571)272-9643 , Office: P/1744 )

Most Active Art Unit
1744
Art Unit(s)
1744
Total Applications
382
Issued Applications
206
Pending Applications
0
Abandoned Applications
176

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18241808 [patent_doc_number] => 20230074119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => LUMINESCENT CONCRETE SLURRY [patent_app_type] => utility [patent_app_number] => 18/048466 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18048466 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/048466
Luminescent concrete slurry Oct 20, 2022 Issued
Array ( [id] => 18253484 [patent_doc_number] => 20230080523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => SELF-ASSEMBLED MELANIN PARTICLES FOR COLOR PRODUCTION [patent_app_type] => utility [patent_app_number] => 17/943667 [patent_app_country] => US [patent_app_date] => 2022-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15881 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17943667 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/943667
SELF-ASSEMBLED MELANIN PARTICLES FOR COLOR PRODUCTION Sep 12, 2022 Pending
Array ( [id] => 18091769 [patent_doc_number] => 20220410110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => SYSTEMS AND METHODS HAVING AN ANALYZER FOR USE IN PREPARING PARTICLES [patent_app_type] => utility [patent_app_number] => 17/899317 [patent_app_country] => US [patent_app_date] => 2022-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14215 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17899317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/899317
Systems and methods having an analyzer for use in preparing particles Aug 29, 2022 Issued
Array ( [id] => 18964343 [patent_doc_number] => 11898095 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Crosslinking of cellulose fibers [patent_app_type] => utility [patent_app_number] => 17/818129 [patent_app_country] => US [patent_app_date] => 2022-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8318 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17818129 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/818129
Crosslinking of cellulose fibers Aug 7, 2022 Issued
Array ( [id] => 18005031 [patent_doc_number] => 20220363797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => VINYL ACRYLIC COPOLYMERS AND METHODS OF MAKING AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/878114 [patent_app_country] => US [patent_app_date] => 2022-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10761 [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] => 17878114 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/878114
VINYL ACRYLIC COPOLYMERS AND METHODS OF MAKING AND USE THEREOF Jul 31, 2022 Abandoned
Array ( [id] => 18071508 [patent_doc_number] => 11530332 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-20 [patent_title] => Biobased aqueous polyurethane dispersions [patent_app_type] => utility [patent_app_number] => 17/862461 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8813 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17862461 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/862461
Biobased aqueous polyurethane dispersions Jul 11, 2022 Issued
Array ( [id] => 17944850 [patent_doc_number] => 20220331867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => GREEN BODY INCLUDING A METAL NANOPARTICLE BINDER [patent_app_type] => utility [patent_app_number] => 17/857362 [patent_app_country] => US [patent_app_date] => 2022-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4879 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17857362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/857362
Green body including a metal nanoparticle binder Jul 4, 2022 Issued
Array ( [id] => 17895270 [patent_doc_number] => 20220304932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => MANUFACTURING OF BUPIVACAINE MULTIVESICULAR LIPOSOMES [patent_app_type] => utility [patent_app_number] => 17/840104 [patent_app_country] => US [patent_app_date] => 2022-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12817 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17840104 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/840104
MANUFACTURING OF BUPIVACAINE MULTIVESICULAR LIPOSOMES Jun 13, 2022 Pending
Array ( [id] => 18235838 [patent_doc_number] => 11600402 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-03-07 [patent_title] => Residue free electrically conductive material [patent_app_type] => utility [patent_app_number] => 17/830444 [patent_app_country] => US [patent_app_date] => 2022-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4185 [patent_no_of_claims] => 12 [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] => 17830444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/830444
Residue free electrically conductive material Jun 1, 2022 Issued
Array ( [id] => 18645526 [patent_doc_number] => 11769604 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-26 [patent_title] => Residue free electrically conductive material [patent_app_type] => utility [patent_app_number] => 17/830463 [patent_app_country] => US [patent_app_date] => 2022-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2825 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17830463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/830463
Residue free electrically conductive material Jun 1, 2022 Issued
Array ( [id] => 18451270 [patent_doc_number] => 20230192547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => FIRE RESISTANT FIBRE CEMENT COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/792487 [patent_app_country] => US [patent_app_date] => 2022-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17792487 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/792487
Fire resistant fibre cement compositions May 31, 2022 Issued
Array ( [id] => 19044833 [patent_doc_number] => 11933937 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Nanofluidic chips as micromodels for carbonate reservoirs [patent_app_type] => utility [patent_app_number] => 17/752265 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 4591 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17752265 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752265
Nanofluidic chips as micromodels for carbonate reservoirs May 23, 2022 Issued
Array ( [id] => 18064709 [patent_doc_number] => 20220395796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => PREPARATION METHOD OF THE MICROCAPSULES FOR LOW-TEMPERATURE WELL CEMENTATION TO BE USED TO CONTROL CEMENT HYDRATION HEAT [patent_app_type] => utility [patent_app_number] => 17/750054 [patent_app_country] => US [patent_app_date] => 2022-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3108 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17750054 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/750054
Preparation method of the microcapsules for low-temperature well cementation to be used to control cement hydration heat May 19, 2022 Issued
Array ( [id] => 17810793 [patent_doc_number] => 20220262628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => METHODS OF FORMING ELECTRONIC DEVICES COMPRISING SILICON CARBIDE MATERIALS [patent_app_type] => utility [patent_app_number] => 17/661966 [patent_app_country] => US [patent_app_date] => 2022-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14472 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17661966 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/661966
METHODS OF FORMING ELECTRONIC DEVICES COMPRISING SILICON CARBIDE MATERIALS May 3, 2022 Pending
Array ( [id] => 18777899 [patent_doc_number] => 11819575 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Manufacturing of bupivacaine multivesicular liposomes [patent_app_type] => utility [patent_app_number] => 17/720166 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 11032 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17720166 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720166
Manufacturing of bupivacaine multivesicular liposomes Apr 12, 2022 Issued
Array ( [id] => 18777898 [patent_doc_number] => 11819574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Manufacturing of bupivacaine multivesicular liposomes [patent_app_type] => utility [patent_app_number] => 17/719716 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 10980 [patent_no_of_claims] => 60 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719716 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719716
Manufacturing of bupivacaine multivesicular liposomes Apr 12, 2022 Issued
Array ( [id] => 17865897 [patent_doc_number] => 20220288632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => RAPID MERCURY-FREE PHOTOCHEMICAL MICROENCAPSULATION/NANOENCAPSULATION AT AMBIENT CONDITIONS [patent_app_type] => utility [patent_app_number] => 17/714874 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4924 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17714874 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/714874
Rapid mercury-free photochemical microencapsulation/nanoencapsulation at ambient conditions Apr 5, 2022 Issued
Array ( [id] => 18187680 [patent_doc_number] => 11578251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Amphiphilic block polymer ultralow-permeability agent and intelligent temporary plugging type water-based drilling fluid [patent_app_type] => utility [patent_app_number] => 17/696549 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4934 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 402 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17696549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/696549
Amphiphilic block polymer ultralow-permeability agent and intelligent temporary plugging type water-based drilling fluid Mar 15, 2022 Issued
Array ( [id] => 17627484 [patent_doc_number] => 20220162499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => METHOD OF USING MULTICARBOXYLATE COMPOSITIONS IN ENHANCED OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 17/669043 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6322 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17669043 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/669043
METHOD OF USING MULTICARBOXYLATE COMPOSITIONS IN ENHANCED OIL RECOVERY Feb 9, 2022 Pending
Array ( [id] => 18643398 [patent_doc_number] => 11767458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-26 [patent_title] => Cationic formation stabilizers compatible with anionic friction reducing polymers [patent_app_type] => utility [patent_app_number] => 17/592713 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 16211 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 447 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592713 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592713
Cationic formation stabilizers compatible with anionic friction reducing polymers Feb 3, 2022 Issued
Menu