Search

Ephrem Zeru Mebrahtu

Examiner (ID: 7126, Phone: (571)272-8386 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2872
Total Applications
581
Issued Applications
401
Pending Applications
68
Abandoned Applications
126

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 10751784 [patent_doc_number] => 20160097936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-07 [patent_title] => 'POLARIZATION CONVERSION ELEMENT, POLARIZATION-CONVERSION-ELEMENT MANUFACTURING METHOD, LIGHT-SOURCE UNIT, AND OPTICAL DEVICE' [patent_app_type] => utility [patent_app_number] => 14/892935 [patent_app_country] => US [patent_app_date] => 2014-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8135 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 11 [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] => 14892935 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/892935
Polarization conversion element, polarization-conversion-element manufacturing method, light-source unit, and optical device Jun 26, 2014 Issued
Array ( [id] => 10481433 [patent_doc_number] => 20150366450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-24 [patent_title] => 'Ophthalmic Imaging System with Automatic Retinal Feature Detection' [patent_app_type] => utility [patent_app_number] => 14/309618 [patent_app_country] => US [patent_app_date] => 2014-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3450 [patent_no_of_claims] => 24 [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] => 14309618 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/309618
Ophthalmic imaging system with automatic retinal feature detection Jun 18, 2014 Issued
Array ( [id] => 10789522 [patent_doc_number] => 20160135678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-19 [patent_title] => 'Method For Determining Wave-Front Aberration Data Of A To-Be-Tested Optical System' [patent_app_type] => utility [patent_app_number] => 14/897205 [patent_app_country] => US [patent_app_date] => 2014-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6290 [patent_no_of_claims] => 16 [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] => 14897205 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/897205
Method for determining wave-front aberration data of a to-be-tested optical system Jun 8, 2014 Issued
Array ( [id] => 17924177 [patent_doc_number] => 11467422 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Carbon dioxide sensing color changeable dyes for indicating exposure, methods of making and using such dyes, and apparatuses incorporating such dye [patent_app_type] => utility [patent_app_number] => 14/292246 [patent_app_country] => US [patent_app_date] => 2014-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 27 [patent_no_of_words] => 7764 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14292246 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/292246
Carbon dioxide sensing color changeable dyes for indicating exposure, methods of making and using such dyes, and apparatuses incorporating such dye May 29, 2014 Issued
Array ( [id] => 12173307 [patent_doc_number] => 09891444 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-13 [patent_title] => 'Optical unit with shake correction function' [patent_app_type] => utility [patent_app_number] => 14/763602 [patent_app_country] => US [patent_app_date] => 2014-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 13240 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14763602 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/763602
Optical unit with shake correction function May 12, 2014 Issued
Array ( [id] => 10218420 [patent_doc_number] => 20150103414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-04-16 [patent_title] => 'LENS MODULE' [patent_app_type] => utility [patent_app_number] => 14/264963 [patent_app_country] => US [patent_app_date] => 2014-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 12429 [patent_no_of_claims] => 87 [patent_no_of_ind_claims] => 4 [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] => 14264963 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/264963
Lens module Apr 28, 2014 Issued
Array ( [id] => 12451578 [patent_doc_number] => 09983051 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-29 [patent_title] => Fastening structure for brittle-fracturable panel, and method for fastening light transmission window panel comprising brittle-fracturable panel employing same [patent_app_type] => utility [patent_app_number] => 14/889388 [patent_app_country] => US [patent_app_date] => 2014-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 5601 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14889388 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/889388
Fastening structure for brittle-fracturable panel, and method for fastening light transmission window panel comprising brittle-fracturable panel employing same Apr 24, 2014 Issued
Array ( [id] => 9640681 [patent_doc_number] => 20140218792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-07 [patent_title] => 'Broadband Solar Control Film' [patent_app_type] => utility [patent_app_number] => 14/246096 [patent_app_country] => US [patent_app_date] => 2014-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 13476 [patent_no_of_claims] => 20 [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] => 14246096 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/246096
Broadband solar control film Apr 4, 2014 Issued
Array ( [id] => 10672517 [patent_doc_number] => 20160018662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'RASTER, DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE RASTER' [patent_app_type] => utility [patent_app_number] => 14/434655 [patent_app_country] => US [patent_app_date] => 2014-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5544 [patent_no_of_claims] => 20 [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] => 14434655 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/434655
Raster, display apparatus and method of manufacturing the raster Mar 27, 2014 Issued
Array ( [id] => 9633205 [patent_doc_number] => 20140211313 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-31 [patent_title] => 'LENS HAVING AN EXTENDED RANGE OF FOCUS AND METHOD OF MAKING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/227748 [patent_app_country] => US [patent_app_date] => 2014-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9061 [patent_no_of_claims] => 23 [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] => 14227748 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/227748
Lens having an extended range of focus and method of making the same Mar 26, 2014 Issued
Array ( [id] => 10383452 [patent_doc_number] => 20150268459 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-24 [patent_title] => 'Linear Power Adjustment Mechanism For Telescopic Sights For Firearms' [patent_app_type] => utility [patent_app_number] => 14/225736 [patent_app_country] => US [patent_app_date] => 2014-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4251 [patent_no_of_claims] => 20 [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] => 14225736 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/225736
Linear power adjustment mechanism for telescopic sights for firearms Mar 25, 2014 Issued
Array ( [id] => 11257900 [patent_doc_number] => 09482798 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-01 [patent_title] => 'Plasmonic nano-color coating layer and method for fabricating the same' [patent_app_type] => utility [patent_app_number] => 14/219506 [patent_app_country] => US [patent_app_date] => 2014-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 7621 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14219506 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/219506
Plasmonic nano-color coating layer and method for fabricating the same Mar 18, 2014 Issued
Array ( [id] => 9601701 [patent_doc_number] => 20140198384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-17 [patent_title] => 'VARIABLE COLOR DISPLAY METHOD USING RETARDATION FILM' [patent_app_type] => utility [patent_app_number] => 14/217856 [patent_app_country] => US [patent_app_date] => 2014-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5417 [patent_no_of_claims] => 20 [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] => 14217856 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/217856
VARIABLE COLOR DISPLAY METHOD USING RETARDATION FILM Mar 17, 2014 Abandoned
Array ( [id] => 9732557 [patent_doc_number] => 20140268266 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'OPTICAL SCANNER, IMAGE DISPLAY APPARATUS, AND HEAD MOUNTED DISPLAY' [patent_app_type] => utility [patent_app_number] => 14/215607 [patent_app_country] => US [patent_app_date] => 2014-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 23704 [patent_no_of_claims] => 20 [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] => 14215607 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/215607
OPTICAL SCANNER, IMAGE DISPLAY APPARATUS, AND HEAD MOUNTED DISPLAY Mar 16, 2014 Abandoned
Array ( [id] => 11278294 [patent_doc_number] => 09494772 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2016-11-15 [patent_title] => 'Optical assembly for a wide field of view point action camera with low field curvature' [patent_app_type] => utility [patent_app_number] => 14/215041 [patent_app_country] => US [patent_app_date] => 2014-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 62 [patent_no_of_words] => 24763 [patent_no_of_claims] => 81 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14215041 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/215041
Optical assembly for a wide field of view point action camera with low field curvature Mar 15, 2014 Issued
Array ( [id] => 12350742 [patent_doc_number] => 09952418 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-24 [patent_title] => Multi-channel simultaneous photostimulation [patent_app_type] => utility [patent_app_number] => 14/212371 [patent_app_country] => US [patent_app_date] => 2014-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3279 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14212371 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/212371
Multi-channel simultaneous photostimulation Mar 13, 2014 Issued
Array ( [id] => 9732623 [patent_doc_number] => 20140268332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'DYE AND PIGMENT-FREE STRUCTURAL COLORS AND ANGLE-INSENSITIVE SPECTRUM FILTERS' [patent_app_type] => utility [patent_app_number] => 14/210742 [patent_app_country] => US [patent_app_date] => 2014-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 16203 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [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] => 14210742 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/210742
Dye and pigment-free structural colors and angle-insensitive spectrum filters Mar 13, 2014 Issued
Array ( [id] => 9732949 [patent_doc_number] => 20140268658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'PHOTOMETRICALLY ADJUSTABLE DIFFUSER USING A VARIABLE COMBINATION OF BULK AND SURFACE RELIEF DIFFUSER TECHNOLOGIES, METHODS OF MAKING, AND USE THEREOF' [patent_app_type] => utility [patent_app_number] => 14/208542 [patent_app_country] => US [patent_app_date] => 2014-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4466 [patent_no_of_claims] => 32 [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] => 14208542 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/208542
PHOTOMETRICALLY ADJUSTABLE DIFFUSER USING A VARIABLE COMBINATION OF BULK AND SURFACE RELIEF DIFFUSER TECHNOLOGIES, METHODS OF MAKING, AND USE THEREOF Mar 12, 2014 Abandoned
Array ( [id] => 9732553 [patent_doc_number] => 20140268262 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'Non-mechanical digital/holographic wide angle control of one or more lasers beams.' [patent_app_type] => utility [patent_app_number] => 14/205803 [patent_app_country] => US [patent_app_date] => 2014-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4097 [patent_no_of_claims] => 11 [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] => 14205803 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/205803
Non-mechanical digital/holographic wide angle control of one or more lasers beams Mar 11, 2014 Issued
Array ( [id] => 9567422 [patent_doc_number] => 20140185136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-03 [patent_title] => 'MULTI DIRECTIONAL ILLUMINATION FOR A MICROSCOPE AND MICROSCOPE' [patent_app_type] => utility [patent_app_number] => 14/199404 [patent_app_country] => US [patent_app_date] => 2014-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3676 [patent_no_of_claims] => 21 [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] => 14199404 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/199404
MULTI DIRECTIONAL ILLUMINATION FOR A MICROSCOPE AND MICROSCOPE Mar 5, 2014 Abandoned
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