Search

Ralph A. Lewis

Examiner (ID: 6013, Phone: (571)272-4712 , Office: P/3732 )

Most Active Art Unit
3732
Art Unit(s)
3772, 3303, 3732
Total Applications
2437
Issued Applications
1612
Pending Applications
238
Abandoned Applications
606

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12732985 [patent_doc_number] => 20180136162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => ELECTROCHEMICAL SENSORS FOR TESTING WATER [patent_app_type] => utility [patent_app_number] => 15/858498 [patent_app_country] => US [patent_app_date] => 2017-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [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] => 15858498 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/858498
ELECTROCHEMICAL SENSORS FOR TESTING WATER Dec 28, 2017 Abandoned
Array ( [id] => 12773335 [patent_doc_number] => 20180149613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-31 [patent_title] => ELECTROCHEMICAL SENSORS FOR TESTING WATER [patent_app_type] => utility [patent_app_number] => 15/858504 [patent_app_country] => US [patent_app_date] => 2017-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15858504 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/858504
ELECTROCHEMICAL SENSORS FOR TESTING WATER Dec 28, 2017 Abandoned
Array ( [id] => 12644760 [patent_doc_number] => 20180106751 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-19 [patent_title] => Electrochemical Test Sensor [patent_app_type] => utility [patent_app_number] => 15/845593 [patent_app_country] => US [patent_app_date] => 2017-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3837 [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] => 15845593 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/845593
Electrochemical test sensor Dec 17, 2017 Issued
Array ( [id] => 12842380 [patent_doc_number] => 20180172633 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-21 [patent_title] => GAS DETECTION DEVICE [patent_app_type] => utility [patent_app_number] => 15/841941 [patent_app_country] => US [patent_app_date] => 2017-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 560 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15841941 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/841941
Gas detection device Dec 13, 2017 Issued
Array ( [id] => 12636144 [patent_doc_number] => 20180103878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-19 [patent_title] => Analyte Sensors and Methods of Use [patent_app_type] => utility [patent_app_number] => 15/842866 [patent_app_country] => US [patent_app_date] => 2017-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5719 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15842866 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/842866
Analyte Sensors and Methods of Use Dec 13, 2017 Abandoned
Array ( [id] => 12663772 [patent_doc_number] => 20180113090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => METHOD FOR MEASURING TEMPERATURE OF BIOLOGICAL SAMPLE, MEASURING DEVICE, AND BIOSENSOR SYSTEM [patent_app_type] => utility [patent_app_number] => 15/840347 [patent_app_country] => US [patent_app_date] => 2017-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 52208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 15840347 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/840347
Method for measuring temperature of biological sample, measuring device, and biosensor system Dec 12, 2017 Issued
Array ( [id] => 12609651 [patent_doc_number] => 20180095047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-05 [patent_title] => BIOSENSOR, MEASURING INSTRUMENT FOR BIOSENSOR, AND METHOD OF QUANTIFYING SUBSTRATE [patent_app_type] => utility [patent_app_number] => 15/831642 [patent_app_country] => US [patent_app_date] => 2017-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14051 [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] => 15831642 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/831642
Biosensor, measuring instrument for biosensor, and method of quantifying substrate Dec 4, 2017 Issued
Array ( [id] => 12241144 [patent_doc_number] => 20180074008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-15 [patent_title] => 'TEMPERATURE COMPENSATION FOR AN ANALYTE MEASUREMENT DETERMINED FROM A SPECIFIED SAMPLING TIME DERIVED FROM A SENSED PHYSICAL CHARACTERISTIC OF THE SAMPLE CONTAINING THE ANALYTE' [patent_app_type] => utility [patent_app_number] => 15/813601 [patent_app_country] => US [patent_app_date] => 2017-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 19060 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15813601 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/813601
TEMPERATURE COMPENSATION FOR AN ANALYTE MEASUREMENT DETERMINED FROM A SPECIFIED SAMPLING TIME DERIVED FROM A SENSED PHYSICAL CHARACTERISTIC OF THE SAMPLE CONTAINING THE ANALYTE Nov 14, 2017 Abandoned
Array ( [id] => 15471055 [patent_doc_number] => 10551396 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-04 [patent_title] => Sensor interrogation [patent_app_type] => utility [patent_app_number] => 15/715610 [patent_app_country] => US [patent_app_date] => 2017-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 46 [patent_no_of_words] => 27357 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15715610 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/715610
Sensor interrogation Sep 25, 2017 Issued
Array ( [id] => 12241145 [patent_doc_number] => 20180074007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-15 [patent_title] => 'BIOSENSOR, MEASURING INSTRUMENT FOR BIOSENSOR, AND METHOD OF QUANTIFYING SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 15/705540 [patent_app_country] => US [patent_app_date] => 2017-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 14288 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15705540 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/705540
BIOSENSOR, MEASURING INSTRUMENT FOR BIOSENSOR, AND METHOD OF QUANTIFYING SUBSTRATE Sep 14, 2017 Abandoned
Array ( [id] => 13715205 [patent_doc_number] => 20170368557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-28 [patent_title] => SYSTEMS AND METHODS FOR SEPARATING METALLIC AND NONMETALLIC PARTICLES IN A MIXED-PARTICLE SUSPENSION [patent_app_type] => utility [patent_app_number] => 15/641937 [patent_app_country] => US [patent_app_date] => 2017-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6954 [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] => 15641937 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/641937
SYSTEMS AND METHODS FOR SEPARATING METALLIC AND NONMETALLIC PARTICLES IN A MIXED-PARTICLE SUSPENSION Jul 4, 2017 Abandoned
Array ( [id] => 13736423 [patent_doc_number] => 20180372679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => ION SENSITIVE FIELD EFFECT TRANSISTOR (ISFET) HAVING HIGHER SENSITIVITY IN RESPONSE TO DYNAMIC BIASING [patent_app_type] => utility [patent_app_number] => 15/631078 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3147 [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] => 15631078 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631078
Ion sensitive field effect transistor (ISFET) having higher sensitivity in response to dynamic biasing Jun 22, 2017 Issued
Array ( [id] => 16214255 [patent_doc_number] => 10730048 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => EWOD device with holdback feature for fluid loading [patent_app_type] => utility [patent_app_number] => 15/629201 [patent_app_country] => US [patent_app_date] => 2017-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 16525 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15629201 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/629201
EWOD device with holdback feature for fluid loading Jun 20, 2017 Issued
Array ( [id] => 12093755 [patent_doc_number] => 20170350848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-07 [patent_title] => 'CHEMOMETRIC ANALYSIS OF CHEMICAL AGENTS USING ELECTROCHEMICAL DETECTION AND CLASSIFICATION TECHNIQUES' [patent_app_type] => utility [patent_app_number] => 15/616660 [patent_app_country] => US [patent_app_date] => 2017-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 20073 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15616660 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/616660
Chemometric analysis of chemical agents using electrochemical detection and classification techniques Jun 6, 2017 Issued
Array ( [id] => 11936890 [patent_doc_number] => 20170241041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-24 [patent_title] => 'TSV BATH EVALUATION USING FIELD VERSUS FEATURE CONTRAST' [patent_app_type] => utility [patent_app_number] => 15/590718 [patent_app_country] => US [patent_app_date] => 2017-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 21070 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15590718 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/590718
TSV bath evaluation using field versus feature contrast May 8, 2017 Issued
Array ( [id] => 15885207 [patent_doc_number] => 10648940 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-12 [patent_title] => Electrochemical biosensor and method for producing the same [patent_app_type] => utility [patent_app_number] => 15/588215 [patent_app_country] => US [patent_app_date] => 2017-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4344 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15588215 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/588215
Electrochemical biosensor and method for producing the same May 4, 2017 Issued
Array ( [id] => 12024983 [patent_doc_number] => 20170315081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-02 [patent_title] => 'GAS SENSOR ELEMENT AND GAS SENSOR' [patent_app_type] => utility [patent_app_number] => 15/498074 [patent_app_country] => US [patent_app_date] => 2017-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9610 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15498074 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/498074
Gas sensor element and gas sensor Apr 25, 2017 Issued
Array ( [id] => 13705245 [patent_doc_number] => 20170363577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => FORMATION OF LAYERS OF AMPHIPHILIC MOLECULES [patent_app_type] => utility [patent_app_number] => 15/434574 [patent_app_country] => US [patent_app_date] => 2017-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [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] => 15434574 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/434574
Formation of layers of amphiphilic molecules Feb 15, 2017 Issued
Array ( [id] => 11837798 [patent_doc_number] => 20170219517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-03 [patent_title] => 'GAS SENSOR UNIT' [patent_app_type] => utility [patent_app_number] => 15/418064 [patent_app_country] => US [patent_app_date] => 2017-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7173 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15418064 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/418064
GAS SENSOR UNIT Jan 26, 2017 Abandoned
Array ( [id] => 15229983 [patent_doc_number] => 10502709 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-10 [patent_title] => Electrophoresis device [patent_app_type] => utility [patent_app_number] => 15/418195 [patent_app_country] => US [patent_app_date] => 2017-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 7507 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15418195 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/418195
Electrophoresis device Jan 26, 2017 Issued
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