Search

Sheela C. Chawan

Examiner (ID: 17138, Phone: (571)272-7446 , Office: P/2669 )

Most Active Art Unit
2669
Art Unit(s)
2625, 2623, 2721, 2669, 2624, 2621
Total Applications
1677
Issued Applications
1462
Pending Applications
84
Abandoned Applications
161

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16749112 [patent_doc_number] => 20210101121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => WATER TREATMENT SYSTEM WITH RETRIEVABLE MOUNTING FRAME ASSEMBLY FOR DIFFUSORS [patent_app_type] => utility [patent_app_number] => 16/593870 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5887 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16593870 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/593870
Water treatment system with retrievable mounting frame assembly for diffusors Oct 3, 2019 Issued
Array ( [id] => 17000322 [patent_doc_number] => 11079125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-03 [patent_title] => Overhead fan misting system and method therefor [patent_app_type] => utility [patent_app_number] => 16/592514 [patent_app_country] => US [patent_app_date] => 2019-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4011 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16592514 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/592514
Overhead fan misting system and method therefor Oct 2, 2019 Issued
Array ( [id] => 17066230 [patent_doc_number] => 20210268445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => METHOD FOR HUMIDIFYING FACILITATED-TRANSPORT MEMBRANES [patent_app_type] => utility [patent_app_number] => 17/276639 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4629 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17276639 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/276639
Method for humidifying facilitated-transport membranes Sep 25, 2019 Issued
Array ( [id] => 15961139 [patent_doc_number] => 20200164321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => BUBBLE GENERATING DEVICE FOR VORTEX PUMP [patent_app_type] => utility [patent_app_number] => 16/583370 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583370 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583370
BUBBLE GENERATING DEVICE FOR VORTEX PUMP Sep 25, 2019 Abandoned
Array ( [id] => 16485034 [patent_doc_number] => 20200378636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => Humidifier with Waterproof Arrangement [patent_app_type] => utility [patent_app_number] => 16/583134 [patent_app_country] => US [patent_app_date] => 2019-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583134 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583134
Humidifier with waterproof arrangement Sep 24, 2019 Issued
Array ( [id] => 16583792 [patent_doc_number] => 20210018194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => HUMIDIFIER [patent_app_type] => utility [patent_app_number] => 16/575378 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16575378 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/575378
Humidifier Sep 17, 2019 Issued
Array ( [id] => 17368752 [patent_doc_number] => 20220023804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => INTRINSICALLY MICROPOROUS LADDER-TYPE TROGER'S BASE POLYMERS [patent_app_type] => utility [patent_app_number] => 17/273950 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17273950 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/273950
Intrinsically microporous ladder-type Troger's base polymers Sep 16, 2019 Issued
Array ( [id] => 15343247 [patent_doc_number] => 20200009515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => CARBONATOR [patent_app_type] => utility [patent_app_number] => 16/572381 [patent_app_country] => US [patent_app_date] => 2019-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16572381 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/572381
CARBONATOR Sep 15, 2019 Abandoned
Array ( [id] => 15321419 [patent_doc_number] => 20200001039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => HUMIDIFICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/567346 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16567346 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/567346
Humidification system Sep 10, 2019 Issued
Array ( [id] => 19180190 [patent_doc_number] => 11986766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Installation and method for recovering gaseous substances from gas flows [patent_app_type] => utility [patent_app_number] => 17/280686 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6801 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17280686 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/280686
Installation and method for recovering gaseous substances from gas flows Sep 10, 2019 Issued
Array ( [id] => 15585113 [patent_doc_number] => 20200069091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => DRINKING GLASS [patent_app_type] => utility [patent_app_number] => 16/560936 [patent_app_country] => US [patent_app_date] => 2019-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5996 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16560936 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/560936
DRINKING GLASS Sep 3, 2019 Abandoned
Array ( [id] => 15269539 [patent_doc_number] => 20190383503 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => HUMIDIFIER AND HOME APPLIANCE [patent_app_type] => utility [patent_app_number] => 16/557829 [patent_app_country] => US [patent_app_date] => 2019-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8255 [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] => 16557829 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/557829
Humidifier and home appliance Aug 29, 2019 Issued
Array ( [id] => 19520140 [patent_doc_number] => 12121842 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Use of clean and dry gas for particle removal and assembly therefor [patent_app_type] => utility [patent_app_number] => 17/271443 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4289 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17271443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/271443
Use of clean and dry gas for particle removal and assembly therefor Aug 28, 2019 Issued
Array ( [id] => 19637600 [patent_doc_number] => 12168197 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-17 [patent_title] => CO2 scrubber with moving bed structure [patent_app_type] => utility [patent_app_number] => 17/057279 [patent_app_country] => US [patent_app_date] => 2019-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 4274 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17057279 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/057279
CO2 scrubber with moving bed structure Aug 26, 2019 Issued
Array ( [id] => 19227407 [patent_doc_number] => 12007041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Liquid dispensing device having a nozzle and needle assembly [patent_app_type] => utility [patent_app_number] => 16/542333 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 36 [patent_no_of_words] => 9141 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16542333 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542333
Liquid dispensing device having a nozzle and needle assembly Aug 15, 2019 Issued
Array ( [id] => 15207185 [patent_doc_number] => 20190366279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => DECANT DEVICE [patent_app_type] => utility [patent_app_number] => 16/542504 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16542504 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542504
Decant device Aug 15, 2019 Issued
Array ( [id] => 17384376 [patent_doc_number] => 20220032228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => HYDROGEN RECYCLE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/280535 [patent_app_country] => US [patent_app_date] => 2019-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1675 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17280535 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/280535
HYDROGEN RECYCLE SYSTEM Aug 11, 2019 Abandoned
Array ( [id] => 15554157 [patent_doc_number] => 20200061490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => MULTI-PASS CONTACT TRAY FOR A MASS TRANSFER COLUMN AND METHOD INVOLVING SAME [patent_app_type] => utility [patent_app_number] => 16/532486 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16532486 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/532486
Multi-pass contact tray for a mass transfer column and method involving same Aug 5, 2019 Issued
Array ( [id] => 17293181 [patent_doc_number] => 20210389020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => WATER RETAINING STRUCTURE AND HUMIDIFIER WITH WATER RETAINING STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/277121 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17277121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/277121
Water retaining structure and humidifier with water retaining structure Aug 4, 2019 Issued
Array ( [id] => 19520981 [patent_doc_number] => 12122688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Air treatment device and control method [patent_app_type] => utility [patent_app_number] => 17/275809 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4701 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17275809 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/275809
Air treatment device and control method Jul 29, 2019 Issued
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