Search

Long D. Pham

Examiner (ID: 16785, Phone: (571)270-5573 , Office: P/2691 )

Most Active Art Unit
2691
Art Unit(s)
2629, 2691, 2623, 2618
Total Applications
973
Issued Applications
717
Pending Applications
77
Abandoned Applications
204

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19084030 [patent_doc_number] => 20240110831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => REDUCING POLARIZATION DEPENDENT LOSS (PDL) IN A GRATING-BASED OPTICAL SPECTRUM ANALYZER (OSA) [patent_app_type] => utility [patent_app_number] => 18/486355 [patent_app_country] => US [patent_app_date] => 2023-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6814 [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] => 18486355 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/486355
Reducing polarization dependent loss (PDL) in a grating-based optical spectrum analyzer (OSA) Oct 12, 2023 Issued
Array ( [id] => 18583975 [patent_doc_number] => 20230266236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => SYSTEMS AND METHODS FOR DETECTING FOODBORNE PATHOGENS USING SPECTRAL ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/173035 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173035 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173035
Systems and methods for detecting foodborne pathogens using spectral analysis Feb 21, 2023 Issued
Array ( [id] => 18229119 [patent_doc_number] => 20230068113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => SENSOR CALIBRATION FACILITY [patent_app_type] => utility [patent_app_number] => 17/898865 [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] => 16297 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17898865 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/898865
SENSOR CALIBRATION FACILITY Aug 29, 2022 Abandoned
Array ( [id] => 18021898 [patent_doc_number] => 20220373397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => Entanglement-Enhanced Interferometers [patent_app_type] => utility [patent_app_number] => 17/742277 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3319 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17742277 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742277
Entanglement-Enhanced Interferometers May 10, 2022 Abandoned
Array ( [id] => 17762579 [patent_doc_number] => 20220236191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => SENSOR SYSTEM FOR MULTI-COMPONENT FLUIDS [patent_app_type] => utility [patent_app_number] => 17/723044 [patent_app_country] => US [patent_app_date] => 2022-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7716 [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] => 17723044 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/723044
Sensor system for multi-component fluids Apr 17, 2022 Issued
Array ( [id] => 18956321 [patent_doc_number] => 20240044648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Quantum Weak-Value Birefringent Coriolis Vibratory Gyroscope [patent_app_type] => utility [patent_app_number] => 17/721094 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 17721094 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/721094
Quantum weak-value birefringent Coriolis vibratory gyroscope Apr 13, 2022 Issued
Array ( [id] => 18527059 [patent_doc_number] => 11714049 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Method for surface plasmon resonance fluorescence analysis and device for surface plasmon resonance fluorescence analysis [patent_app_type] => utility [patent_app_number] => 17/673051 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 24 [patent_no_of_words] => 15880 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17673051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673051
Method for surface plasmon resonance fluorescence analysis and device for surface plasmon resonance fluorescence analysis Feb 15, 2022 Issued
Array ( [id] => 17644807 [patent_doc_number] => 20220172546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => Apparatus and method for detecting a machine-readable security feature of a value document [patent_app_type] => utility [patent_app_number] => 17/667992 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17667992 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/667992
Apparatus and method for detecting a machine-readable security feature of a value document Feb 8, 2022 Issued
Array ( [id] => 17808559 [patent_doc_number] => 20220260394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => PHASE DEMODULATION BY FREQUENCY CHIRPING IN COHERENCE MICROWAVE PHOTONIC INTERFEROMETRY [patent_app_type] => utility [patent_app_number] => 17/584017 [patent_app_country] => US [patent_app_date] => 2022-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10372 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17584017 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584017
PHASE DEMODULATION BY FREQUENCY CHIRPING IN COHERENCE MICROWAVE PHOTONIC INTERFEROMETRY Jan 24, 2022 Abandoned
Array ( [id] => 18531054 [patent_doc_number] => 20230236125 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => DYNAMIC PHASE-SHIFT INTERFEROMETER UTILIZING A SYNCHRONOUS OPTICAL FREQUENCY-SHIFT [patent_app_type] => utility [patent_app_number] => 17/581534 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12121 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17581534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/581534
Dynamic phase-shift interferometer utilizing a synchronous optical frequency-shift Jan 20, 2022 Issued
Array ( [id] => 19339922 [patent_doc_number] => 12050106 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Sagnac effect RF based electromagnetic gyroscope using pulsed excitation [patent_app_type] => utility [patent_app_number] => 17/578352 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 21 [patent_no_of_words] => 11602 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17578352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/578352
Sagnac effect RF based electromagnetic gyroscope using pulsed excitation Jan 17, 2022 Issued
Array ( [id] => 18605818 [patent_doc_number] => 11747277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Optical component for an interferometric imaging device [patent_app_type] => utility [patent_app_number] => 17/645154 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 10869 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17645154 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/645154
Optical component for an interferometric imaging device Dec 19, 2021 Issued
Array ( [id] => 17658286 [patent_doc_number] => 20220178751 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => Monolithic Assembly of Miniature Reflective Cyclical Spatial Heterodyne Spectrometer Interferometry Systems [patent_app_type] => utility [patent_app_number] => 17/643157 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6297 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17643157 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/643157
Monolithic assembly of miniature reflective cyclical spatial heterodyne spectrometer interferometry systems Dec 6, 2021 Issued
Array ( [id] => 17883960 [patent_doc_number] => 20220299437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => METHODS AND APPARATUS FOR A SELF-ALIGNED DIGITAL PROJECTION AND REFLECTED GLARE REDUCTION IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/490612 [patent_app_country] => US [patent_app_date] => 2021-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17490612 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/490612
Methods and apparatus for a self-aligned digital projection and reflected glare reduction imaging system Sep 29, 2021 Issued
Array ( [id] => 19898588 [patent_doc_number] => 12276503 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Phase-space filtering in thermal beam inertial sensors [patent_app_type] => utility [patent_app_number] => 17/487539 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2204 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17487539 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/487539
Phase-space filtering in thermal beam inertial sensors Sep 27, 2021 Issued
Array ( [id] => 17315907 [patent_doc_number] => 20210404955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => PROTECTIVE COVER FOR CHAMBERLESS POINT SENSOR [patent_app_type] => utility [patent_app_number] => 17/469470 [patent_app_country] => US [patent_app_date] => 2021-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6659 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17469470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/469470
Protective cover for chamberless point sensor Sep 7, 2021 Issued
Array ( [id] => 18223531 [patent_doc_number] => 20230062525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => HETERODYNE LIGHT SOURCE FOR USE IN METROLOGY SYSTEM [patent_app_type] => utility [patent_app_number] => 17/460993 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15807 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460993 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460993
Heterodyne light source for use in metrology system Aug 29, 2021 Issued
Array ( [id] => 17445196 [patent_doc_number] => 20220065701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => PHASE SENSITIVITY CALIBRATION METHOD BASED ON PHASE GENERATED CARRIER TECHNOLOGY [patent_app_type] => utility [patent_app_number] => 17/410012 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1733 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17410012 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/410012
Phase sensitivity calibration method based on phase generated carrier technology Aug 23, 2021 Issued
Array ( [id] => 19731956 [patent_doc_number] => 12209948 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Methods of forming multi-color fluorescence-based flow cytometry panel [patent_app_type] => utility [patent_app_number] => 17/304843 [patent_app_country] => US [patent_app_date] => 2021-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 69 [patent_no_of_words] => 22945 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17304843 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/304843
Methods of forming multi-color fluorescence-based flow cytometry panel Jun 25, 2021 Issued
Array ( [id] => 17371141 [patent_doc_number] => 20220026193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => APPARATUS, SYSTEMS, AND METHODS FOR DETECTING LIGHT [patent_app_type] => utility [patent_app_number] => 17/358711 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10021 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17358711 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358711
APPARATUS, SYSTEMS, AND METHODS FOR DETECTING LIGHT Jun 24, 2021 Abandoned
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