Search

Luke D. Ratcliffe

Examiner (ID: 12131, Phone: (571)272-3110 , Office: P/3645 )

Most Active Art Unit
3645
Art Unit(s)
3662, 3645
Total Applications
2113
Issued Applications
1787
Pending Applications
109
Abandoned Applications
241

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19561963 [patent_doc_number] => 20240373755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => METHOD FOR FORMING A HARD MASK WITH A TAPERED PROFILE [patent_app_type] => utility [patent_app_number] => 18/772350 [patent_app_country] => US [patent_app_date] => 2024-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18772350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/772350
Method for forming a hard mask with a tapered profile Jul 14, 2024 Issued
Array ( [id] => 19548512 [patent_doc_number] => 20240365548 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => ELECTRONIC DEVICE HAVING STACKED STRUCTURES AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/764371 [patent_app_country] => US [patent_app_date] => 2024-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10635 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764371 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764371
Electronic device having stacked structures and method for manufacturing the same Jul 4, 2024 Issued
Array ( [id] => 20347546 [patent_doc_number] => 12471284 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Electronic device having stacked structures and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 18/757497 [patent_app_country] => US [patent_app_date] => 2024-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 48 [patent_no_of_words] => 5667 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [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] => 18757497 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/757497
Electronic device having stacked structures and method for manufacturing the same Jun 27, 2024 Issued
Array ( [id] => 19533915 [patent_doc_number] => 20240357817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => 3-DIMENSIONAL NOR MEMORY ARRAY WITH VERY FINE PITCH: DEVICE AND METHOD [patent_app_type] => utility [patent_app_number] => 18/759218 [patent_app_country] => US [patent_app_date] => 2024-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5463 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18759218 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/759218
3-DIMENSIONAL NOR MEMORY ARRAY WITH VERY FINE PITCH: DEVICE AND METHOD Jun 27, 2024 Pending
Array ( [id] => 20268813 [patent_doc_number] => 12439830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Magnetic memory device including magnetic tunnel junction patterns with non-uniform widths [patent_app_type] => utility [patent_app_number] => 18/752866 [patent_app_country] => US [patent_app_date] => 2024-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 6087 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18752866 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/752866
Magnetic memory device including magnetic tunnel junction patterns with non-uniform widths Jun 24, 2024 Issued
Array ( [id] => 19470801 [patent_doc_number] => 20240324471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => MAGNETIC DEVICE AND MAGNETIC RANDOM ACCESS MEMORY [patent_app_type] => utility [patent_app_number] => 18/677589 [patent_app_country] => US [patent_app_date] => 2024-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18677589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/677589
Magnetic device and magnetic random access memory May 28, 2024 Issued
Array ( [id] => 20553161 [patent_doc_number] => 12563974 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Magnetoresistive devices and methods therefor [patent_app_type] => utility [patent_app_number] => 18/665145 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 6802 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665145 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/665145
Magnetoresistive devices and methods therefor May 14, 2024 Issued
Array ( [id] => 19407377 [patent_doc_number] => 20240290888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 18/660809 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19259 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18660809 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/660809
Semiconductor device with a fin-shaped active region and an gate electrode May 9, 2024 Issued
Array ( [id] => 19936793 [patent_doc_number] => 12310013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Non-volatile memory device [patent_app_type] => utility [patent_app_number] => 18/657854 [patent_app_country] => US [patent_app_date] => 2024-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 37 [patent_no_of_words] => 987 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18657854 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/657854
Non-volatile memory device May 7, 2024 Issued
Array ( [id] => 19394869 [patent_doc_number] => 20240284739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => DISPLAY APPARATUS AND METHOD OF MANUFACTURING DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/654066 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18654066 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/654066
Display apparatus and method of manufacturing display apparatus May 2, 2024 Issued
Array ( [id] => 19749514 [patent_doc_number] => 20250038079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => SEMICONDUCTOR DEVICE AND POWER CONVERSION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/637391 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637391 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637391
SEMICONDUCTOR DEVICE AND POWER CONVERSION APPARATUS Apr 15, 2024 Pending
Array ( [id] => 20198503 [patent_doc_number] => 20250275213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => MEMORY DEVICE WITH CONTAINER-SHAPED ELECTRODE AND METHOD FOR FABRICATING THE SAME [patent_app_type] => utility [patent_app_number] => 18/635355 [patent_app_country] => US [patent_app_date] => 2024-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18635355 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/635355
MEMORY DEVICE WITH CONTAINER-SHAPED ELECTRODE AND METHOD FOR FABRICATING THE SAME Apr 14, 2024 Pending
Array ( [id] => 19500551 [patent_doc_number] => 20240339569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => LIGHT EMITTING DIODE AND LIGHT EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 18/624080 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5107 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18624080 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624080
LIGHT EMITTING DIODE AND LIGHT EMITTING DEVICE Mar 31, 2024 Pending
Array ( [id] => 19634622 [patent_doc_number] => 20240413071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => SEMICONDUCTOR PACKAGE AND PACKAGE MODULE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/623666 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623666 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623666
SEMICONDUCTOR PACKAGE AND PACKAGE MODULE INCLUDING THE SAME Mar 31, 2024 Pending
Array ( [id] => 20286110 [patent_doc_number] => 20250311352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => SEMICONDUCTOR PLACEHOLDER, SOURCE/DRAIN, AND CONTACT [patent_app_type] => utility [patent_app_number] => 18/617158 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1136 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617158
SEMICONDUCTOR PLACEHOLDER, SOURCE/DRAIN, AND CONTACT Mar 25, 2024 Pending
Array ( [id] => 19308968 [patent_doc_number] => 20240237551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => MAGNETIC TUNNEL JUNCTION DEVICES [patent_app_type] => utility [patent_app_number] => 18/615459 [patent_app_country] => US [patent_app_date] => 2024-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18615459 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/615459
MAGNETIC TUNNEL JUNCTION DEVICES Mar 24, 2024 Pending
Array ( [id] => 19470646 [patent_doc_number] => 20240324316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/613363 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18773 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18613363 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/613363
DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME Mar 21, 2024 Pending
Array ( [id] => 19484221 [patent_doc_number] => 20240332263 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING SAME [patent_app_type] => utility [patent_app_number] => 18/613234 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18613234 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/613234
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING SAME Mar 21, 2024 Pending
Array ( [id] => 19308962 [patent_doc_number] => 20240237545 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => MEMORY DEVICE AND INTEGRATED CIRCUIT DEVICE [patent_app_type] => utility [patent_app_number] => 18/608365 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7607 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18608365 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/608365
Memory device having resistance switching layer and integrated circuit device having resistance switching layer Mar 17, 2024 Issued
Array ( [id] => 20198403 [patent_doc_number] => 20250275113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => MEMORY DEVICE WITH CONTAINER-SHAPED ELECTRODE AND METHOD FOR FABRICATING THE SAME [patent_app_type] => utility [patent_app_number] => 18/604825 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18604825 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/604825
MEMORY DEVICE WITH CONTAINER-SHAPED ELECTRODE AND METHOD FOR FABRICATING THE SAME Mar 13, 2024 Pending
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