Search

John W. Eldred

Examiner (ID: 597, Phone: (571)272-6901 , Office: P/3641 )

Most Active Art Unit
3641
Art Unit(s)
2899, 3644, 2201, 3641
Total Applications
3399
Issued Applications
2824
Pending Applications
195
Abandoned Applications
399

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2595601 [patent_doc_number] => 04908805 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Electroacoustic transducer of the so-called \"electret\" type, and a method of making such a transducer' [patent_app_type] => 1 [patent_app_number] => 7/263196 [patent_app_country] => US [patent_app_date] => 1988-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 5465 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/908/04908805.pdf [firstpage_image] =>[orig_patent_app_number] => 263196 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/263196
Electroacoustic transducer of the so-called "electret" type, and a method of making such a transducer Oct 26, 1988 Issued
Array ( [id] => 2635044 [patent_doc_number] => 04895218 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-23 [patent_title] => 'Multishot downhole explosive device as a seismic source' [patent_app_type] => 1 [patent_app_number] => 7/261957 [patent_app_country] => US [patent_app_date] => 1988-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4316 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/895/04895218.pdf [firstpage_image] =>[orig_patent_app_number] => 261957 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/261957
Multishot downhole explosive device as a seismic source Oct 23, 1988 Issued
Array ( [id] => 2586569 [patent_doc_number] => 04970046 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-13 [patent_title] => 'Marine seismic source frame' [patent_app_type] => 1 [patent_app_number] => 7/261875 [patent_app_country] => US [patent_app_date] => 1988-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 6497 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/970/04970046.pdf [firstpage_image] =>[orig_patent_app_number] => 261875 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/261875
Marine seismic source frame Oct 23, 1988 Issued
Array ( [id] => 2569180 [patent_doc_number] => 04849753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Electro optic high temperature well bore modulator' [patent_app_type] => 1 [patent_app_number] => 7/262164 [patent_app_country] => US [patent_app_date] => 1988-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2809 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/849/04849753.pdf [firstpage_image] =>[orig_patent_app_number] => 262164 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/262164
Electro optic high temperature well bore modulator Oct 17, 1988 Issued
Array ( [id] => 2618882 [patent_doc_number] => 04903248 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-20 [patent_title] => 'Photo-acoustic detector' [patent_app_type] => 1 [patent_app_number] => 7/256974 [patent_app_country] => US [patent_app_date] => 1988-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1225 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/903/04903248.pdf [firstpage_image] =>[orig_patent_app_number] => 256974 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/256974
Photo-acoustic detector Oct 12, 1988 Issued
Array ( [id] => 2638043 [patent_doc_number] => 04907207 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-06 [patent_title] => 'Ultrasound transducer having astigmatic transmission/reception characteristic' [patent_app_type] => 1 [patent_app_number] => 7/249281 [patent_app_country] => US [patent_app_date] => 1988-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 8 [patent_no_of_words] => 2612 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/907/04907207.pdf [firstpage_image] =>[orig_patent_app_number] => 249281 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/249281
Ultrasound transducer having astigmatic transmission/reception characteristic Sep 25, 1988 Issued
Array ( [id] => 2535135 [patent_doc_number] => 04888746 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-19 [patent_title] => 'Focussing ultrasound transducer' [patent_app_type] => 1 [patent_app_number] => 7/244714 [patent_app_country] => US [patent_app_date] => 1988-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2457 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/888/04888746.pdf [firstpage_image] =>[orig_patent_app_number] => 244714 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/244714
Focussing ultrasound transducer Sep 13, 1988 Issued
Array ( [id] => 2623967 [patent_doc_number] => 04968978 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-06 [patent_title] => 'Long range multiple point wireless control and monitoring system' [patent_app_type] => 1 [patent_app_number] => 7/239771 [patent_app_country] => US [patent_app_date] => 1988-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 6862 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/968/04968978.pdf [firstpage_image] =>[orig_patent_app_number] => 239771 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/239771
Long range multiple point wireless control and monitoring system Sep 1, 1988 Issued
Array ( [id] => 2810482 [patent_doc_number] => 05140560 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-18 [patent_title] => 'Pressure compensated transducer system with constrained diaphragm' [patent_app_type] => 1 [patent_app_number] => 7/227937 [patent_app_country] => US [patent_app_date] => 1988-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2513 [patent_no_of_claims] => 9 [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] => patents/05/140/05140560.pdf [firstpage_image] =>[orig_patent_app_number] => 227937 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/227937
Pressure compensated transducer system with constrained diaphragm Jul 28, 1988 Issued
Array ( [id] => 2528617 [patent_doc_number] => 04855964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-08 [patent_title] => 'Vented-pipe projector' [patent_app_type] => 1 [patent_app_number] => 7/216504 [patent_app_country] => US [patent_app_date] => 1988-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1438 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/855/04855964.pdf [firstpage_image] =>[orig_patent_app_number] => 216504 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/216504
Vented-pipe projector Jul 7, 1988 Issued
Array ( [id] => 2538650 [patent_doc_number] => 04862423 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'System for reducing drill string multiples in field signals' [patent_app_type] => 1 [patent_app_number] => 7/213640 [patent_app_country] => US [patent_app_date] => 1988-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2345 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/862/04862423.pdf [firstpage_image] =>[orig_patent_app_number] => 213640 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/213640
System for reducing drill string multiples in field signals Jun 29, 1988 Issued
Array ( [id] => 2595581 [patent_doc_number] => 04908804 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Combinatorial coded telemetry in MWD' [patent_app_type] => 1 [patent_app_number] => 7/212670 [patent_app_country] => US [patent_app_date] => 1988-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 7739 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/908/04908804.pdf [firstpage_image] =>[orig_patent_app_number] => 212670 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/212670
Combinatorial coded telemetry in MWD Jun 27, 1988 Issued
Array ( [id] => 2495108 [patent_doc_number] => 04866683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-12 [patent_title] => 'Integrated acoustic receiver or projector' [patent_app_type] => 1 [patent_app_number] => 7/197875 [patent_app_country] => US [patent_app_date] => 1988-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3489 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/866/04866683.pdf [firstpage_image] =>[orig_patent_app_number] => 197875 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/197875
Integrated acoustic receiver or projector May 23, 1988 Issued
Array ( [id] => 2495694 [patent_doc_number] => 04821241 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-11 [patent_title] => 'Noise-cancelling streamer cable' [patent_app_type] => 1 [patent_app_number] => 7/197228 [patent_app_country] => US [patent_app_date] => 1988-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 3537 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/821/04821241.pdf [firstpage_image] =>[orig_patent_app_number] => 197228 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/197228
Noise-cancelling streamer cable May 22, 1988 Issued
Array ( [id] => 3006804 [patent_doc_number] => 05363342 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-08 [patent_title] => 'High performance extended fiber optic hydrophone' [patent_app_type] => 1 [patent_app_number] => 7/187166 [patent_app_country] => US [patent_app_date] => 1988-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 6942 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/363/05363342.pdf [firstpage_image] =>[orig_patent_app_number] => 187166 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/187166
High performance extended fiber optic hydrophone Apr 27, 1988 Issued
Array ( [id] => 2618902 [patent_doc_number] => 04903249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-20 [patent_title] => 'Rigid foraminous microphone probe for acoustic measurement in turbulent flow' [patent_app_type] => 1 [patent_app_number] => 7/173111 [patent_app_country] => US [patent_app_date] => 1988-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2107 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/903/04903249.pdf [firstpage_image] =>[orig_patent_app_number] => 173111 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/173111
Rigid foraminous microphone probe for acoustic measurement in turbulent flow Mar 23, 1988 Issued
Array ( [id] => 2471134 [patent_doc_number] => 04858717 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-22 [patent_title] => 'Acoustic convective system' [patent_app_type] => 1 [patent_app_number] => 7/172100 [patent_app_country] => US [patent_app_date] => 1988-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2015 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/858/04858717.pdf [firstpage_image] =>[orig_patent_app_number] => 172100 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/172100
Acoustic convective system Mar 22, 1988 Issued
Array ( [id] => 2477869 [patent_doc_number] => 04845688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-04 [patent_title] => 'Electro-mechanical transduction apparatus' [patent_app_type] => 1 [patent_app_number] => 7/170892 [patent_app_country] => US [patent_app_date] => 1988-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4560 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/845/04845688.pdf [firstpage_image] =>[orig_patent_app_number] => 170892 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/170892
Electro-mechanical transduction apparatus Mar 20, 1988 Issued
Array ( [id] => 2487343 [patent_doc_number] => 04882715 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Surface acoustic wave convolver with dielectric film of high non-linear effect' [patent_app_type] => 1 [patent_app_number] => 7/167254 [patent_app_country] => US [patent_app_date] => 1988-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3582 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/882/04882715.pdf [firstpage_image] =>[orig_patent_app_number] => 167254 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/167254
Surface acoustic wave convolver with dielectric film of high non-linear effect Mar 10, 1988 Issued
Array ( [id] => 2495072 [patent_doc_number] => 04866681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-12 [patent_title] => 'Photo-acoustic detector' [patent_app_type] => 1 [patent_app_number] => 7/165750 [patent_app_country] => US [patent_app_date] => 1988-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1225 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/866/04866681.pdf [firstpage_image] =>[orig_patent_app_number] => 165750 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/165750
Photo-acoustic detector Mar 8, 1988 Issued
Menu