Search

Stephen D. Alvesteffer

Examiner (ID: 19061)

Most Active Art Unit
3715
Art Unit(s)
2175, 2173, 2171, 3715
Total Applications
503
Issued Applications
260
Pending Applications
72
Abandoned Applications
194

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19755140 [patent_doc_number] => 20250043705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => CRANKCASE AIR VALVE STRUCTURE AND AIR COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/790054 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18790054 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/790054
CRANKCASE AIR VALVE STRUCTURE AND AIR COMPRESSOR Jul 30, 2024 Pending
Array ( [id] => 19643760 [patent_doc_number] => 20240418280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => ROTARY VALVE [patent_app_type] => utility [patent_app_number] => 18/788934 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5009 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 18788934 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/788934
ROTARY VALVE Jul 29, 2024 Pending
Array ( [id] => 19708002 [patent_doc_number] => 20250018144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => VALVE WITH INTERNAL MEMBER [patent_app_type] => utility [patent_app_number] => 18/783029 [patent_app_country] => US [patent_app_date] => 2024-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18783029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/783029
VALVE WITH INTERNAL MEMBER Jul 23, 2024 Pending
Array ( [id] => 19817599 [patent_doc_number] => 20250075806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => VALVE [patent_app_type] => utility [patent_app_number] => 18/779973 [patent_app_country] => US [patent_app_date] => 2024-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18779973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/779973
VALVE Jul 21, 2024 Pending
Array ( [id] => 19557354 [patent_doc_number] => 20240369146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => COMPACT CHECK VALVE ASSEMBLY FOR SELF-INFLATING MATTRESS [patent_app_type] => utility [patent_app_number] => 18/772753 [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] => 9181 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18772753 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/772753
COMPACT CHECK VALVE ASSEMBLY FOR SELF-INFLATING MATTRESS Jul 14, 2024 Pending
Array ( [id] => 19529140 [patent_doc_number] => 20240353042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => ALIGNMENT GUIDING STRUCTURE FOR QUICK COUPLER [patent_app_type] => utility [patent_app_number] => 18/762099 [patent_app_country] => US [patent_app_date] => 2024-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18762099 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/762099
ALIGNMENT GUIDING STRUCTURE FOR QUICK COUPLER Jul 1, 2024 Pending
Array ( [id] => 19659316 [patent_doc_number] => 20240426381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => THERMAL BREAK BETWEEN A SUBSTRATE PROCESSING CHAMBER AND SUBSTRATE HANDLING CHAMBER [patent_app_type] => utility [patent_app_number] => 18/745241 [patent_app_country] => US [patent_app_date] => 2024-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18745241 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/745241
Thermal break between a substrate processing chamber and substrate handling chamber Jun 16, 2024 Issued
Array ( [id] => 19643762 [patent_doc_number] => 20240418282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => VALVE WITH REPLACEABLE HARD INSERTS [patent_app_type] => utility [patent_app_number] => 18/744141 [patent_app_country] => US [patent_app_date] => 2024-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18744141 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/744141
VALVE WITH REPLACEABLE HARD INSERTS Jun 13, 2024 Pending
Array ( [id] => 19710080 [patent_doc_number] => 20250020222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => DIAPHRAGM VALVE [patent_app_type] => utility [patent_app_number] => 18/742249 [patent_app_country] => US [patent_app_date] => 2024-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18742249 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/742249
DIAPHRAGM VALVE Jun 12, 2024 Pending
Array ( [id] => 19632036 [patent_doc_number] => 20240410485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => COMBINATION AIR VALVE [patent_app_type] => utility [patent_app_number] => 18/741151 [patent_app_country] => US [patent_app_date] => 2024-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3433 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18741151 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/741151
Combination air valve Jun 11, 2024 Issued
Array ( [id] => 19646896 [patent_doc_number] => 20240421416 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => VALVE ASSEMBLY FOR A BATTERY ENCLOSURE [patent_app_type] => utility [patent_app_number] => 18/738542 [patent_app_country] => US [patent_app_date] => 2024-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18738542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/738542
VALVE ASSEMBLY FOR A BATTERY ENCLOSURE Jun 9, 2024 Pending
Array ( [id] => 19481625 [patent_doc_number] => 20240329667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => DIAPHRAGM CHECK VALVE [patent_app_type] => utility [patent_app_number] => 18/738468 [patent_app_country] => US [patent_app_date] => 2024-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18738468 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/738468
DIAPHRAGM CHECK VALVE Jun 9, 2024 Issued
Array ( [id] => 19632022 [patent_doc_number] => 20240410471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => KNIFE VALVE FOR ATMOSPHERIC SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/734617 [patent_app_country] => US [patent_app_date] => 2024-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18734617 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/734617
KNIFE VALVE FOR ATMOSPHERIC SYSTEMS Jun 4, 2024 Pending
Array ( [id] => 19381863 [patent_doc_number] => 20240271733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => SYSTEMS AND METHODS FOR A FLOATING QUICK DISCONNECT IN LIQUID COOLING [patent_app_type] => utility [patent_app_number] => 18/644519 [patent_app_country] => US [patent_app_date] => 2024-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18644519 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/644519
SYSTEMS AND METHODS FOR A FLOATING QUICK DISCONNECT IN LIQUID COOLING Apr 23, 2024 Pending
Array ( [id] => 19512931 [patent_doc_number] => 20240344617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => DRAIN VALVE SEALING ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 18/629062 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2206 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18629062 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629062
DRAIN VALVE SEALING ARRANGEMENT Apr 7, 2024 Issued
Array ( [id] => 20373156 [patent_doc_number] => 12480585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Drive assembly for a diaphragm valve and diaphragm valve [patent_app_type] => utility [patent_app_number] => 18/619452 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619452 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619452
Drive assembly for a diaphragm valve and diaphragm valve Mar 27, 2024 Issued
Array ( [id] => 20357995 [patent_doc_number] => 12473984 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Overpressure shutdown device [patent_app_type] => utility [patent_app_number] => 18/613124 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18613124 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/613124
Overpressure shutdown device Mar 21, 2024 Issued
Array ( [id] => 19447765 [patent_doc_number] => 20240307895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => TWO-STAGE VALVE FOR HIGH PRESSURE WASHING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/606339 [patent_app_country] => US [patent_app_date] => 2024-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8410 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18606339 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/606339
TWO-STAGE VALVE FOR HIGH PRESSURE WASHING SYSTEM Mar 14, 2024 Pending
Array ( [id] => 20634991 [patent_doc_number] => 12595862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Vent assembly for a sealed enclosure [patent_app_type] => utility [patent_app_number] => 18/585990 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 19 [patent_no_of_words] => 1025 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585990
Vent assembly for a sealed enclosure Feb 22, 2024 Issued
Array ( [id] => 19390308 [patent_doc_number] => 20240280178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => BIDIRECTIONAL ONE PIECE METAL SEAT FOR BALL VALVE [patent_app_type] => utility [patent_app_number] => 18/583083 [patent_app_country] => US [patent_app_date] => 2024-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4078 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583083
BIDIRECTIONAL ONE PIECE METAL SEAT FOR BALL VALVE Feb 20, 2024 Issued
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