Search

Cynthia Hamilton

Examiner (ID: 137, Phone: (571)272-1331 , Office: P/1722 )

Most Active Art Unit
1752
Art Unit(s)
1722, 1754, 1752, 1737, 1506, 1507, 1795, 1113, 1717
Total Applications
2262
Issued Applications
1774
Pending Applications
48
Abandoned Applications
444

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20363112 [patent_doc_number] => 20250352924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-20 [patent_title] => SYSTEM AND METHOD FOR EXTRACTING NOXIOUS CHEMICALS FROM NATURALLY-OCCURRING RAW MATERIALS AND CREATING USEFUL PRODUCTS [patent_app_type] => utility [patent_app_number] => 19/285278 [patent_app_country] => US [patent_app_date] => 2025-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19285278 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/285278
SYSTEM AND METHOD FOR EXTRACTING NOXIOUS CHEMICALS FROM NATURALLY-OCCURRING RAW MATERIALS AND CREATING USEFUL PRODUCTS Jul 29, 2025 Pending
Array ( [id] => 20226524 [patent_doc_number] => 12415164 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Air gap distillation system and heat exchanger [patent_app_type] => utility [patent_app_number] => 19/184902 [patent_app_country] => US [patent_app_date] => 2025-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 7410 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19184902 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/184902
Air gap distillation system and heat exchanger Apr 20, 2025 Issued
Array ( [id] => 20401516 [patent_doc_number] => 12491476 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Method of recovering lithium from a lithium source [patent_app_type] => utility [patent_app_number] => 18/965400 [patent_app_country] => US [patent_app_date] => 2024-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 16607 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18965400 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/965400
Method of recovering lithium from a lithium source Dec 1, 2024 Issued
Array ( [id] => 20156361 [patent_doc_number] => 12382955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Peroxyformic acid compositions for membrane filtration cleaning in energy services [patent_app_type] => utility [patent_app_number] => 18/755130 [patent_app_country] => US [patent_app_date] => 2024-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 12163 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18755130 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/755130
Peroxyformic acid compositions for membrane filtration cleaning in energy services Jun 25, 2024 Issued
Array ( [id] => 19853963 [patent_doc_number] => 12256768 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Systems and methods for the preparation of plant derived products using osmosis techniques [patent_app_type] => utility [patent_app_number] => 18/736083 [patent_app_country] => US [patent_app_date] => 2024-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 8354 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18736083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/736083
Systems and methods for the preparation of plant derived products using osmosis techniques Jun 5, 2024 Issued
Array ( [id] => 19447694 [patent_doc_number] => 20240307824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => METHOD FOR CONTROLLING HOLLOW FIBER NANOFILTRATION MEMBRANE SYSTEM WITH CONTROLLABLE POWER CONSUMPTION [patent_app_type] => utility [patent_app_number] => 18/676235 [patent_app_country] => US [patent_app_date] => 2024-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6516 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 941 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18676235 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/676235
Method for controlling hollow fiber nanofiltration membrane system with controllable power consumption May 27, 2024 Issued
Array ( [id] => 20129048 [patent_doc_number] => 12371349 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Method for removing fluorine-containing compound from waste water [patent_app_type] => utility [patent_app_number] => 18/648761 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 57042 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18648761 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/648761
Method for removing fluorine-containing compound from waste water Apr 28, 2024 Issued
Array ( [id] => 19883305 [patent_doc_number] => 12268991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Reverse osmosis system [patent_app_type] => utility [patent_app_number] => 18/649157 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3477 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18649157 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/649157
Reverse osmosis system Apr 28, 2024 Issued
Array ( [id] => 20451223 [patent_doc_number] => 12514265 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => System and method for processing invasive plants and creating useful products [patent_app_type] => utility [patent_app_number] => 18/647347 [patent_app_country] => US [patent_app_date] => 2024-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 15180 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18647347 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/647347
System and method for processing invasive plants and creating useful products Apr 25, 2024 Issued
Array ( [id] => 19701367 [patent_doc_number] => 12195374 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-14 [patent_title] => Plunging liquid jet reactor and water treatment system [patent_app_type] => utility [patent_app_number] => 18/625139 [patent_app_country] => US [patent_app_date] => 2024-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 8 [patent_no_of_words] => 3534 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18625139 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/625139
Plunging liquid jet reactor and water treatment system Apr 1, 2024 Issued
Array ( [id] => 19777700 [patent_doc_number] => 12226721 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Filter buoy assembly [patent_app_type] => utility [patent_app_number] => 18/622912 [patent_app_country] => US [patent_app_date] => 2024-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 2406 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18622912 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/622912
Filter buoy assembly Mar 29, 2024 Issued
Array ( [id] => 19317191 [patent_doc_number] => 20240238731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => TANGENTIAL FLOW FILTRATION SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/605090 [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] => 6538 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18605090 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/605090
Tangential flow filtration systems and methods Mar 13, 2024 Issued
Array ( [id] => 19360689 [patent_doc_number] => 20240262723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => Controlled Removal of Ions from Aqueous Fluid [patent_app_type] => utility [patent_app_number] => 18/601804 [patent_app_country] => US [patent_app_date] => 2024-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18601804 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/601804
Controlled Removal of Ions from Aqueous Fluid Mar 10, 2024 Abandoned
Array ( [id] => 19417658 [patent_doc_number] => 20240293781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => MEMBRANE FILTER AND FILTERING METHOD [patent_app_type] => utility [patent_app_number] => 18/599330 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18599330 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/599330
Membrane filter and filtering method Mar 7, 2024 Issued
Array ( [id] => 19931641 [patent_doc_number] => 12304838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Enhanced flocculation of intractable slurries using silicate ions [patent_app_type] => utility [patent_app_number] => 18/588538 [patent_app_country] => US [patent_app_date] => 2024-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18588538 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/588538
Enhanced flocculation of intractable slurries using silicate ions Feb 26, 2024 Issued
Array ( [id] => 19490851 [patent_doc_number] => 12109537 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-08 [patent_title] => Bi-layered superhydrophobic membrane for water filtration [patent_app_type] => utility [patent_app_number] => 18/444479 [patent_app_country] => US [patent_app_date] => 2024-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 38 [patent_no_of_words] => 7283 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18444479 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/444479
Bi-layered superhydrophobic membrane for water filtration Feb 15, 2024 Issued
Array ( [id] => 19298244 [patent_doc_number] => 20240226810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => HYDROPHOBIC MEMBRANES AND MEMBRANE DISTILLATION METHODS [patent_app_type] => utility [patent_app_number] => 18/439151 [patent_app_country] => US [patent_app_date] => 2024-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18439151 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/439151
Hydrophobic membranes and membrane distillation methods Feb 11, 2024 Issued
Array ( [id] => 19960649 [patent_doc_number] => 12330121 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => 3D printed spacers for ion-exchange device [patent_app_type] => utility [patent_app_number] => 18/431696 [patent_app_country] => US [patent_app_date] => 2024-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 1343 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18431696 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/431696
3D printed spacers for ion-exchange device Feb 1, 2024 Issued
Array ( [id] => 19968676 [patent_doc_number] => 12337261 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Spacers for ion-exchange device [patent_app_type] => utility [patent_app_number] => 18/431667 [patent_app_country] => US [patent_app_date] => 2024-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3359 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18431667 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/431667
Spacers for ion-exchange device Feb 1, 2024 Issued
Array ( [id] => 19187621 [patent_doc_number] => 20240166534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => METHOD OF USING NANOFILTRATION AND REVERSE OSMOSIS TO REMOVE CHEMICAL CONTAMINANTS [patent_app_type] => utility [patent_app_number] => 18/429699 [patent_app_country] => US [patent_app_date] => 2024-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18429699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/429699
Method of using nanofiltration and reverse osmosis to remove chemical contaminants Jan 31, 2024 Issued
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