Search

Muhammad Shafi

Examiner (ID: 15906, Phone: (571)270-5741 , Office: P/3667 )

Most Active Art Unit
3663
Art Unit(s)
3663, 3666, 3667
Total Applications
1473
Issued Applications
1271
Pending Applications
96
Abandoned Applications
130

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20008659 [patent_doc_number] => 20250146881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => HIGH SPEED OPTICAL FREQUENCY MEASUREMENT DEVICE [patent_app_type] => utility [patent_app_number] => 18/410828 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410828 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/410828
HIGH SPEED OPTICAL FREQUENCY MEASUREMENT DEVICE Jan 10, 2024 Abandoned
Array ( [id] => 19250028 [patent_doc_number] => 20240201016 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => POLARIZING FILTER AND POLARIMETRIC IMAGE SENSOR INTEGRATING SUCH A FILTER [patent_app_type] => utility [patent_app_number] => 18/537948 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9014 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537948
POLARIZING FILTER AND POLARIMETRIC IMAGE SENSOR INTEGRATING SUCH A FILTER Dec 12, 2023 Pending
Array ( [id] => 19173537 [patent_doc_number] => 20240159511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => THREE-PHASE SPECTRAL INTERFEROMETRY WITH IMPROVED SIGNAL RETRIEVAL [patent_app_type] => utility [patent_app_number] => 18/525578 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18525578 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525578
THREE-PHASE SPECTRAL INTERFEROMETRY WITH IMPROVED SIGNAL RETRIEVAL Nov 29, 2023 Pending
Array ( [id] => 19235174 [patent_doc_number] => 20240192368 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => Photonic Doppler Velocimetry System for Non-Specular Surfaces [patent_app_type] => utility [patent_app_number] => 18/523194 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18523194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/523194
Photonic Doppler Velocimetry System for Non-Specular Surfaces Nov 28, 2023 Pending
Array ( [id] => 20008681 [patent_doc_number] => 20250146903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => Optical Time-Domain Reflectometry System and Method [patent_app_type] => utility [patent_app_number] => 18/510708 [patent_app_country] => US [patent_app_date] => 2023-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18510708 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/510708
Optical Time-Domain Reflectometry System and Method Nov 15, 2023 Pending
Array ( [id] => 20414989 [patent_doc_number] => 12498266 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Method for determining the operating state of a light-emitting implant [patent_app_type] => utility [patent_app_number] => 18/476487 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 18476487 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476487
Method for determining the operating state of a light-emitting implant Sep 27, 2023 Issued
Array ( [id] => 19173664 [patent_doc_number] => 20240159638 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => Apparatus, home appliance and method for particle sizing [patent_app_type] => utility [patent_app_number] => 18/373493 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18373493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/373493
Apparatus, home appliance and method for particle sizing Sep 26, 2023 Abandoned
Array ( [id] => 19035356 [patent_doc_number] => 20240085171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => Mesh Integrity Check [patent_app_type] => utility [patent_app_number] => 18/367208 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12038 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18367208 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/367208
Mesh Integrity Check Sep 11, 2023 Pending
Array ( [id] => 19755561 [patent_doc_number] => 20250044126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => TIP FOR OPTICAL FIBER INSPECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/362799 [patent_app_country] => US [patent_app_date] => 2023-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18362799 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/362799
TIP FOR OPTICAL FIBER INSPECTION DEVICE Jul 30, 2023 Pending
Array ( [id] => 19587613 [patent_doc_number] => 20240385170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => SYSTEMS AND METHODS FOR AUTOMATED LIGHT SOURCE MODULATION FOR TESTING OF A PHOTOPLETHYSMOGRAM SENSOR [patent_app_type] => utility [patent_app_number] => 18/318065 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18318065 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/318065
SYSTEMS AND METHODS FOR AUTOMATED LIGHT SOURCE MODULATION FOR TESTING OF A PHOTOPLETHYSMOGRAM SENSOR May 15, 2023 Abandoned
Array ( [id] => 20101084 [patent_doc_number] => 20250231020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => Coating Thickness Measuring Device and Coating Device Including the Same [patent_app_type] => utility [patent_app_number] => 18/695689 [patent_app_country] => US [patent_app_date] => 2023-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18695689 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/695689
Coating Thickness Measuring Device and Coating Device Including the Same Apr 24, 2023 Pending
Array ( [id] => 20610619 [patent_doc_number] => 12586222 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-24 [patent_title] => Shape-data acquisition apparatus [patent_app_type] => utility [patent_app_number] => 18/133001 [patent_app_country] => US [patent_app_date] => 2023-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 4522 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18133001 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/133001
Shape-data acquisition apparatus Apr 10, 2023 Issued
Array ( [id] => 19643982 [patent_doc_number] => 20240418502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => THREAD SHAPE DIMENSION MEASURING DEVICE AND THREAD SHAPE DIMENSION MEASURING METHOD [patent_app_type] => utility [patent_app_number] => 18/682028 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18682028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/682028
THREAD SHAPE DIMENSION MEASURING DEVICE AND THREAD SHAPE DIMENSION MEASURING METHOD Mar 26, 2023 Issued
Array ( [id] => 20042264 [patent_doc_number] => 20250180486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => OPTICAL APPARATUS [patent_app_type] => utility [patent_app_number] => 18/838759 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [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] => 18838759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/838759
OPTICAL APPARATUS Feb 28, 2023 Pending
Array ( [id] => 18598320 [patent_doc_number] => 20230273119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => LIGHT RECYCLING ARTICLE FOR BIO-ASSAY [patent_app_type] => utility [patent_app_number] => 18/111056 [patent_app_country] => US [patent_app_date] => 2023-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8205 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18111056 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/111056
LIGHT RECYCLING ARTICLE FOR BIO-ASSAY Feb 16, 2023 Pending
Array ( [id] => 18553439 [patent_doc_number] => 20230251451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => OPTICAL FILTER APPARATUS AND IMAGE PICKUP APPARATUS [patent_app_type] => utility [patent_app_number] => 18/160511 [patent_app_country] => US [patent_app_date] => 2023-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2390 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18160511 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/160511
OPTICAL FILTER APPARATUS AND IMAGE PICKUP APPARATUS Jan 26, 2023 Pending
Array ( [id] => 18538643 [patent_doc_number] => 20230243746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => Determination Of The Concentration Of One Or More Substances In A Fluid [patent_app_type] => utility [patent_app_number] => 18/101275 [patent_app_country] => US [patent_app_date] => 2023-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13414 [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] => 18101275 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/101275
Determination Of The Concentration Of One Or More Substances In A Fluid Jan 24, 2023 Pending
Array ( [id] => 20316682 [patent_doc_number] => 12455228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Semiconductor measurement apparatus [patent_app_type] => utility [patent_app_number] => 18/154990 [patent_app_country] => US [patent_app_date] => 2023-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 28 [patent_no_of_words] => 6820 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154990
Semiconductor measurement apparatus Jan 15, 2023 Issued
Array ( [id] => 18244695 [patent_doc_number] => 20230077006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => TEST DEVICE [patent_app_type] => utility [patent_app_number] => 18/055582 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18055582 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/055582
TEST DEVICE Nov 14, 2022 Abandoned
Array ( [id] => 19991937 [patent_doc_number] => 20250130159 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => A DEVICE FOR DETECTING PARTICLES IN FLUID AND A PROCESS FOR DETECTING SAID PARTICLES [patent_app_type] => utility [patent_app_number] => 18/705451 [patent_app_country] => US [patent_app_date] => 2022-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1112 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -60 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18705451 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/705451
A DEVICE FOR DETECTING PARTICLES IN FLUID AND A PROCESS FOR DETECTING SAID PARTICLES Oct 26, 2022 Pending
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