Search

Derek S. Chapel

Examiner (ID: 449, Phone: (571)272-8042 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2872
Total Applications
1296
Issued Applications
878
Pending Applications
82
Abandoned Applications
362

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12139692 [patent_doc_number] => 20180017775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-18 [patent_title] => 'OBSERVATION OPTICAL SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/650061 [patent_app_country] => US [patent_app_date] => 2017-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6625 [patent_no_of_claims] => 5 [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] => 15650061 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/650061
Observation optical system Jul 13, 2017 Issued
Array ( [id] => 12139636 [patent_doc_number] => 20180017719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-18 [patent_title] => 'METHODS OF REDUCING SURFACE ROUGHNESS OF REFLECTANCE COATINGS FOR DUV MIRRORS' [patent_app_type] => utility [patent_app_number] => 15/649736 [patent_app_country] => US [patent_app_date] => 2017-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5538 [patent_no_of_claims] => 27 [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] => 15649736 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/649736
Methods of reducing surface roughness of reflectance coatings for DUV mirrors Jul 13, 2017 Issued
Array ( [id] => 13829487 [patent_doc_number] => 20190018228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-17 [patent_title] => COMPACT ORTHOSCOPIC VNIR/SWIRLENS [patent_app_type] => utility [patent_app_number] => 15/646844 [patent_app_country] => US [patent_app_date] => 2017-07-11 [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] => -17 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15646844 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/646844
Compact orthoscopic VNIR/SWIR lens Jul 10, 2017 Issued
Array ( [id] => 13796283 [patent_doc_number] => 20190011680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-10 [patent_title] => TWO-PIECE INFRARED SINGLE WAVELENGTH PROJECTION LENS SYSTEM [patent_app_type] => utility [patent_app_number] => 15/645460 [patent_app_country] => US [patent_app_date] => 2017-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15645460 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/645460
TWO-PIECE INFRARED SINGLE WAVELENGTH PROJECTION LENS SYSTEM Jul 9, 2017 Abandoned
Array ( [id] => 13796157 [patent_doc_number] => 20190011617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-10 [patent_title] => MULTI-FUNCTIONAL HIBRID FILTER [patent_app_type] => utility [patent_app_number] => 15/645077 [patent_app_country] => US [patent_app_date] => 2017-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1288 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15645077 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/645077
MULTI-FUNCTIONAL HIBRID FILTER Jul 9, 2017 Abandoned
Array ( [id] => 12127719 [patent_doc_number] => 20180011305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'SYSTEMS AND METHOD FOR IMAGING DEVICES WITH ANGULAR ORIENTATION INDICATIONS' [patent_app_type] => utility [patent_app_number] => 15/643738 [patent_app_country] => US [patent_app_date] => 2017-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3844 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [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] => 15643738 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/643738
Systems and method for imaging devices with angular orientation indications Jul 6, 2017 Issued
Array ( [id] => 14363253 [patent_doc_number] => 10302924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-28 [patent_title] => Optical microscope [patent_app_type] => utility [patent_app_number] => 15/639856 [patent_app_country] => US [patent_app_date] => 2017-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 59 [patent_no_of_words] => 12743 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15639856 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/639856
Optical microscope Jun 29, 2017 Issued
Array ( [id] => 13511025 [patent_doc_number] => 20180307055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-25 [patent_title] => POLARIZING BEAM SPLITTER [patent_app_type] => utility [patent_app_number] => 15/636784 [patent_app_country] => US [patent_app_date] => 2017-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2485 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 15636784 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/636784
POLARIZING BEAM SPLITTER Jun 28, 2017 Abandoned
Array ( [id] => 12120570 [patent_doc_number] => 20180004157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-04 [patent_title] => 'COHERENCE ADJUSTABLE DIGITAL HOLOGRAPHY SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/633859 [patent_app_country] => US [patent_app_date] => 2017-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3560 [patent_no_of_claims] => 18 [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] => 15633859 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/633859
Coherence adjustable digital holography system Jun 26, 2017 Issued
Array ( [id] => 13737175 [patent_doc_number] => 20180373055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => LIGHT SPLITTING APPARATUS UTILIZING GLASS SUBSTRATE FOR PHASE RETARDATION [patent_app_type] => utility [patent_app_number] => 15/633773 [patent_app_country] => US [patent_app_date] => 2017-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 15633773 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/633773
Light splitting apparatus utilizing glass substrate for phase retardation Jun 26, 2017 Issued
Array ( [id] => 12890152 [patent_doc_number] => 20180188559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => NONRECIPROCAL OPTICAL TRANSMISSION DEVICE AND OPTICAL APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 15/632640 [patent_app_country] => US [patent_app_date] => 2017-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14891 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15632640 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/632640
Nonreciprocal optical transmission device and optical apparatus including the same Jun 25, 2017 Issued
Array ( [id] => 15885675 [patent_doc_number] => 10649176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-12 [patent_title] => Optical imaging system [patent_app_type] => utility [patent_app_number] => 15/631251 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 8751 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15631251 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631251
Optical imaging system Jun 22, 2017 Issued
Array ( [id] => 13725007 [patent_doc_number] => 20170373459 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-28 [patent_title] => VOLUME POLARIZATION GRATING, METHODS OF MAKING, AND APPLICATIONS [patent_app_type] => utility [patent_app_number] => 15/631312 [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] => 5591 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15631312 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631312
VOLUME POLARIZATION GRATING, METHODS OF MAKING, AND APPLICATIONS Jun 22, 2017 Abandoned
Array ( [id] => 13198571 [patent_doc_number] => 10114202 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-30 [patent_title] => Dual purpose microscope [patent_app_type] => utility [patent_app_number] => 15/630240 [patent_app_country] => US [patent_app_date] => 2017-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 27 [patent_no_of_words] => 4251 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15630240 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/630240
Dual purpose microscope Jun 21, 2017 Issued
Array ( [id] => 16864050 [patent_doc_number] => 11022788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Illumination apparatus for a microscope [patent_app_type] => utility [patent_app_number] => 16/310472 [patent_app_country] => US [patent_app_date] => 2017-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 6600 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16310472 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/310472
Illumination apparatus for a microscope Jun 20, 2017 Issued
Array ( [id] => 17194347 [patent_doc_number] => 11163098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-02 [patent_title] => Optical filter and optical sensor device [patent_app_type] => utility [patent_app_number] => 16/306687 [patent_app_country] => US [patent_app_date] => 2017-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 19 [patent_no_of_words] => 24929 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16306687 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/306687
Optical filter and optical sensor device Jun 1, 2017 Issued
Array ( [id] => 15363265 [patent_doc_number] => 20200017397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => ULTRAVIOLET-SHIELDING GLASS SHEET AND VEHICLE WINDOW PANE USING THE GLASS SHEET [patent_app_type] => utility [patent_app_number] => 16/305763 [patent_app_country] => US [patent_app_date] => 2017-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16305763 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/305763
Ultraviolet-shielding glass sheet and vehicle window pane using the glass sheet May 29, 2017 Issued
Array ( [id] => 16787480 [patent_doc_number] => 10989905 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-27 [patent_title] => Interchangeable optical module and microscopic apparatus comprising same [patent_app_type] => utility [patent_app_number] => 16/305405 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2799 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [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] => 16305405 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/305405
Interchangeable optical module and microscopic apparatus comprising same May 25, 2017 Issued
Array ( [id] => 14899441 [patent_doc_number] => 20190293486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => OPTICAL FILTERS HAVING SPATIALLY VARIANT MICROREPLICATED LAYERS [patent_app_type] => utility [patent_app_number] => 16/306659 [patent_app_country] => US [patent_app_date] => 2017-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16306659 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/306659
Optical filters having spatially variant microreplicated layers May 24, 2017 Issued
Array ( [id] => 15312087 [patent_doc_number] => 10520744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Adhesives inhibiting formation of artifacts in polymer based optical elements [patent_app_type] => utility [patent_app_number] => 15/589657 [patent_app_country] => US [patent_app_date] => 2017-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6283 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15589657 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/589657
Adhesives inhibiting formation of artifacts in polymer based optical elements May 7, 2017 Issued
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