Search

Michael A. Cuff

Examiner (ID: 4059, Phone: (571)272-6778 , Office: P/3716 )

Most Active Art Unit
3715
Art Unit(s)
3715, 3627, 3611, 3783, 3716, 3741, 2167
Total Applications
1240
Issued Applications
901
Pending Applications
119
Abandoned Applications
242

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20364798 [patent_doc_number] => 20250354610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-20 [patent_title] => HYDRAULICALLY SUPPORTED FACE SEAL [patent_app_type] => utility [patent_app_number] => 19/280738 [patent_app_country] => US [patent_app_date] => 2025-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 19280738 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/280738
Hydraulically supported face seal Jul 24, 2025 Issued
Array ( [id] => 20623135 [patent_doc_number] => 12590636 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Kit for bearing extraction from a stuffing box of a rotary mechanical device [patent_app_type] => utility [patent_app_number] => 19/227954 [patent_app_country] => US [patent_app_date] => 2025-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19227954 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/227954
Kit for bearing extraction from a stuffing box of a rotary mechanical device Jun 3, 2025 Issued
Array ( [id] => 20394040 [patent_doc_number] => 20250369515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => SEALING ELEMENT [patent_app_type] => utility [patent_app_number] => 19/221649 [patent_app_country] => US [patent_app_date] => 2025-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19221649 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/221649
SEALING ELEMENT May 28, 2025 Pending
Array ( [id] => 20069443 [patent_doc_number] => 20250207665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => GROMMET APPARATUS [patent_app_type] => utility [patent_app_number] => 19/073624 [patent_app_country] => US [patent_app_date] => 2025-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 19073624 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/073624
GROMMET APPARATUS Mar 6, 2025 Pending
Array ( [id] => 20207792 [patent_doc_number] => 20250277512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => SEALING DEVICE FOR BEARING UNIT [patent_app_type] => utility [patent_app_number] => 19/058466 [patent_app_country] => US [patent_app_date] => 2025-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19058466 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/058466
SEALING DEVICE FOR BEARING UNIT Feb 19, 2025 Pending
Array ( [id] => 20549452 [patent_doc_number] => 12560237 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Gasket with electrical isolating coatings [patent_app_type] => utility [patent_app_number] => 19/055424 [patent_app_country] => US [patent_app_date] => 2025-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19055424 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/055424
Gasket with electrical isolating coatings Feb 16, 2025 Issued
Array ( [id] => 20409958 [patent_doc_number] => 20250379067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => SEALING STRUCTURES FOR PROCESSING CHAMBERS [patent_app_type] => utility [patent_app_number] => 19/051154 [patent_app_country] => US [patent_app_date] => 2025-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19051154 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/051154
SEALING STRUCTURES FOR PROCESSING CHAMBERS Feb 10, 2025 Pending
Array ( [id] => 20716012 [patent_doc_number] => 12631254 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Sealing device and sealing structure [patent_app_type] => utility [patent_app_number] => 19/046825 [patent_app_country] => US [patent_app_date] => 2025-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2268 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19046825 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/046825
Sealing device and sealing structure Feb 5, 2025 Issued
Array ( [id] => 20757410 [patent_doc_number] => 12650172 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-09 [patent_title] => Laterally moveable compressor piston rod lip seal assembly [patent_app_type] => utility [patent_app_number] => 19/017129 [patent_app_country] => US [patent_app_date] => 2025-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 49 [patent_no_of_words] => 6226 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19017129 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/017129
LATERALLY MOVEABLE COMPRESSOR PISTON ROD LIP SEAL ASSEMBLY Jan 9, 2025 Issued
Array ( [id] => 20439361 [patent_doc_number] => 12510192 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Seal member and pipe joint using the seal member [patent_app_type] => utility [patent_app_number] => 18/988104 [patent_app_country] => US [patent_app_date] => 2024-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 1135 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18988104 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/988104
Seal member and pipe joint using the seal member Dec 18, 2024 Issued
Array ( [id] => 20309889 [patent_doc_number] => 20250327518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => SEALING RING FOR RECIPROCATING PUMP [patent_app_type] => utility [patent_app_number] => 18/958083 [patent_app_country] => US [patent_app_date] => 2024-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1123 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18958083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/958083
SEALING RING FOR RECIPROCATING PUMP Nov 24, 2024 Pending
Array ( [id] => 20679057 [patent_doc_number] => 20260117869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => Gasket Seal Device [patent_app_type] => utility [patent_app_number] => 18/914954 [patent_app_country] => US [patent_app_date] => 2024-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18914954 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/914954
Gasket Seal Device Oct 13, 2024 Pending
Array ( [id] => 19863276 [patent_doc_number] => 20250102062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => PISTON RING AND INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 18/895367 [patent_app_country] => US [patent_app_date] => 2024-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18895367 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/895367
Piston ring and internal combustion engine Sep 23, 2024 Issued
Array ( [id] => 20586086 [patent_doc_number] => 20260071678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-12 [patent_title] => Shaft Seal Assembly [patent_app_type] => utility [patent_app_number] => 18/829658 [patent_app_country] => US [patent_app_date] => 2024-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18829658 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/829658
Shaft Seal Assembly Sep 9, 2024 Pending
Array ( [id] => 20439328 [patent_doc_number] => 12510158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Stuffing box for use with reciprocal moveable piston rods and method of manufacturing [patent_app_type] => utility [patent_app_number] => 18/820392 [patent_app_country] => US [patent_app_date] => 2024-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18820392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/820392
Stuffing box for use with reciprocal moveable piston rods and method of manufacturing Aug 29, 2024 Issued
Array ( [id] => 19801415 [patent_doc_number] => 20250067340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => PISTON SEALING RING ASSEMBLY HAVING A GAP COVER ELEMENT [patent_app_type] => utility [patent_app_number] => 18/796918 [patent_app_country] => US [patent_app_date] => 2024-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11125 [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] => 18796918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/796918
Piston sealing ring assembly having a gap cover element Aug 6, 2024 Issued
Array ( [id] => 19755301 [patent_doc_number] => 20250043866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => ACTIVE FLUSH REGULATION SYSTEM FOR USE WITH A MECHANICAL SEAL OR A PACKING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/794969 [patent_app_country] => US [patent_app_date] => 2024-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18794969 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/794969
Active flush regulation system for use with a mechanical seal or a packing assembly Aug 4, 2024 Issued
Array ( [id] => 20536448 [patent_doc_number] => 12553518 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Ring seal with trough [patent_app_type] => utility [patent_app_number] => 18/790158 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18790158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/790158
Ring seal with trough Jul 30, 2024 Issued
Array ( [id] => 20716015 [patent_doc_number] => 12631257 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Seal device and construction machine [patent_app_type] => utility [patent_app_number] => 18/775769 [patent_app_country] => US [patent_app_date] => 2024-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2223 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18775769 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/775769
Seal device and construction machine Jul 16, 2024 Issued
Array ( [id] => 20047960 [patent_doc_number] => 20250186182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => SHAFT SEALING ASSEMBLY OF HANDHELD DEVICE, FRONT END WATERPROOF ASSEMBLY, AND HOST DEVICE [patent_app_type] => utility [patent_app_number] => 18/764289 [patent_app_country] => US [patent_app_date] => 2024-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764289 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764289
SHAFT SEALING ASSEMBLY OF HANDHELD DEVICE, FRONT END WATERPROOF ASSEMBLY, AND HOST DEVICE Jul 3, 2024 Pending
Menu