
Deepak R. Rao
Examiner (ID: 15330, Phone: (571)272-0672 , Office: P/1624 )
| Most Active Art Unit | 1624 |
| Art Unit(s) | 1624, 1202, 1611 |
| Total Applications | 3005 |
| Issued Applications | 2150 |
| Pending Applications | 168 |
| Abandoned Applications | 701 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2079364
[patent_doc_number] => 04434757
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-03-06
[patent_title] => 'Rotary piston internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 6/185408
[patent_app_country] => US
[patent_app_date] => 1980-09-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 10
[patent_no_of_words] => 2988
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 169
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/434/04434757.pdf
[firstpage_image] =>[orig_patent_app_number] => 185408
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/185408 | Rotary piston internal combustion engine | Sep 8, 1980 | Issued |
| 06/184687 | COMBUSTION ENGINE WITH SEPARATION FUEL CLEANING COMBUSTION CHAMBER | Sep 7, 1980 | Abandoned |
Array
(
[id] => 1935122
[patent_doc_number] => 04321897
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-03-30
[patent_title] => 'Internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 6/180309
[patent_app_country] => US
[patent_app_date] => 1980-08-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 21
[patent_no_of_words] => 9192
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 913
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/321/04321897.pdf
[firstpage_image] =>[orig_patent_app_number] => 180309
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/180309 | Internal combustion engine | Aug 21, 1980 | Issued |
Array
(
[id] => 2074904
[patent_doc_number] => 04449371
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-05-22
[patent_title] => 'Air by-pass system in an internal combustion engine with a supercharger'
[patent_app_type] => 1
[patent_app_number] => 6/180421
[patent_app_country] => US
[patent_app_date] => 1980-08-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 1268
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 172
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/449/04449371.pdf
[firstpage_image] =>[orig_patent_app_number] => 180421
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/180421 | Air by-pass system in an internal combustion engine with a supercharger | Aug 21, 1980 | Issued |
Array
(
[id] => 1971193
[patent_doc_number] => 04353331
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-10-12
[patent_title] => 'Dual-expansion internal combustion engine utilizing an oscillating piston inside an oscillating piston'
[patent_app_type] => 1
[patent_app_number] => 6/180134
[patent_app_country] => US
[patent_app_date] => 1980-08-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 15
[patent_no_of_words] => 6084
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/353/04353331.pdf
[firstpage_image] =>[orig_patent_app_number] => 180134
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/180134 | Dual-expansion internal combustion engine utilizing an oscillating piston inside an oscillating piston | Aug 20, 1980 | Issued |
Array
(
[id] => 2090235
[patent_doc_number] => 04443153
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-04-17
[patent_title] => 'Controlled exhaust-type supercharger turbine'
[patent_app_type] => 1
[patent_app_number] => 6/180067
[patent_app_country] => US
[patent_app_date] => 1980-08-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 12
[patent_no_of_words] => 2118
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 261
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/443/04443153.pdf
[firstpage_image] =>[orig_patent_app_number] => 180067
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/180067 | Controlled exhaust-type supercharger turbine | Aug 20, 1980 | Issued |
Array
(
[id] => 1990461
[patent_doc_number] => 04373337
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-02-15
[patent_title] => 'Turbocharged internal combustion engine with spark ignition'
[patent_app_type] => 1
[patent_app_number] => 6/179258
[patent_app_country] => US
[patent_app_date] => 1980-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 1952
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/373/04373337.pdf
[firstpage_image] =>[orig_patent_app_number] => 179258
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/179258 | Turbocharged internal combustion engine with spark ignition | Aug 17, 1980 | Issued |
| 06/179664 | ROTARY INTERNAL COMBUSTION ENGINE | Aug 17, 1980 | Abandoned |
Array
(
[id] => 2014283
[patent_doc_number] => 04369628
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-01-25
[patent_title] => 'Method and apparatus for improving the firedamp safety of an internal combustion engine for underground operation'
[patent_app_type] => 1
[patent_app_number] => 6/177820
[patent_app_country] => US
[patent_app_date] => 1980-08-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3549
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 157
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/369/04369628.pdf
[firstpage_image] =>[orig_patent_app_number] => 177820
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/177820 | Method and apparatus for improving the firedamp safety of an internal combustion engine for underground operation | Aug 12, 1980 | Issued |
Array
(
[id] => 2002908
[patent_doc_number] => 04398512
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-08-16
[patent_title] => 'Internal combustion engines and rotary volumetric compressors'
[patent_app_type] => 1
[patent_app_number] => 6/177101
[patent_app_country] => US
[patent_app_date] => 1980-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 2939
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 301
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/398/04398512.pdf
[firstpage_image] =>[orig_patent_app_number] => 177101
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/177101 | Internal combustion engines and rotary volumetric compressors | Aug 10, 1980 | Issued |
Array
(
[id] => 1998128
[patent_doc_number] => 04400945
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-08-30
[patent_title] => 'Supercharged reciprocating internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 6/176206
[patent_app_country] => US
[patent_app_date] => 1980-08-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 2969
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 18
[patent_words_short_claim] => 36
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/400/04400945.pdf
[firstpage_image] =>[orig_patent_app_number] => 176206
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/176206 | Supercharged reciprocating internal combustion engine | Aug 6, 1980 | Issued |
Array
(
[id] => 1895448
[patent_doc_number] => 04300487
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1981-11-17
[patent_title] => 'Rotary engine'
[patent_app_type] => 1
[patent_app_number] => 6/175025
[patent_app_country] => US
[patent_app_date] => 1980-08-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 8
[patent_no_of_words] => 4233
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 210
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/300/04300487.pdf
[firstpage_image] =>[orig_patent_app_number] => 175025
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/175025 | Rotary engine | Aug 3, 1980 | Issued |
Array
(
[id] => 1999071
[patent_doc_number] => 04387571
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-06-14
[patent_title] => 'Knock control system and method for turbosupercharger installed engines'
[patent_app_type] => 1
[patent_app_number] => 6/173433
[patent_app_country] => US
[patent_app_date] => 1980-07-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2940
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 55
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/387/04387571.pdf
[firstpage_image] =>[orig_patent_app_number] => 173433
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/173433 | Knock control system and method for turbosupercharger installed engines | Jul 28, 1980 | Issued |
Array
(
[id] => 2026799
[patent_doc_number] => 04422419
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-12-27
[patent_title] => 'Rotary internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 6/173494
[patent_app_country] => US
[patent_app_date] => 1980-07-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 18
[patent_no_of_words] => 2622
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 539
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/422/04422419.pdf
[firstpage_image] =>[orig_patent_app_number] => 173494
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/173494 | Rotary internal combustion engine | Jul 28, 1980 | Issued |
Array
(
[id] => 1983428
[patent_doc_number] => 04359980
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-11-23
[patent_title] => 'Rotating piston engine with constant torque arm drive of its power take-off shaft'
[patent_app_type] => 1
[patent_app_number] => 6/171396
[patent_app_country] => US
[patent_app_date] => 1980-07-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 48
[patent_no_of_words] => 17414
[patent_no_of_claims] => 43
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 369
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/359/04359980.pdf
[firstpage_image] =>[orig_patent_app_number] => 171396
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/171396 | Rotating piston engine with constant torque arm drive of its power take-off shaft | Jul 22, 1980 | Issued |
Array
(
[id] => 1979542
[patent_doc_number] => 04363214
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-12-14
[patent_title] => 'Turbo-lubrication system'
[patent_app_type] => 1
[patent_app_number] => 6/166244
[patent_app_country] => US
[patent_app_date] => 1980-07-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 2290
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 105
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/363/04363214.pdf
[firstpage_image] =>[orig_patent_app_number] => 166244
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/166244 | Turbo-lubrication system | Jul 6, 1980 | Issued |
Array
(
[id] => 1860501
[patent_doc_number] => 04269158
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1981-05-26
[patent_title] => 'Intercooler for internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 6/166043
[patent_app_country] => US
[patent_app_date] => 1980-07-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 2056
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 276
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/269/04269158.pdf
[firstpage_image] =>[orig_patent_app_number] => 166043
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/166043 | Intercooler for internal combustion engine | Jul 6, 1980 | Issued |
| 06/160628 | INTERNAL COMBUSTION ROTARY POWER PLANT SYSTEM | Jun 17, 1980 | Abandoned |
Array
(
[id] => 1929447
[patent_doc_number] => 04346559
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1982-08-31
[patent_title] => 'Bypass control apparatus for turbocharged internal-combustion engines'
[patent_app_type] => 1
[patent_app_number] => 6/159607
[patent_app_country] => US
[patent_app_date] => 1980-06-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1492
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 185
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/346/04346559.pdf
[firstpage_image] =>[orig_patent_app_number] => 159607
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/159607 | Bypass control apparatus for turbocharged internal-combustion engines | Jun 15, 1980 | Issued |
Array
(
[id] => 2014274
[patent_doc_number] => 04369627
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1983-01-25
[patent_title] => 'Internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 6/160004
[patent_app_country] => US
[patent_app_date] => 1980-06-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 14
[patent_no_of_words] => 3008
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 282
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/369/04369627.pdf
[firstpage_image] =>[orig_patent_app_number] => 160004
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/160004 | Internal combustion engine | Jun 15, 1980 | Issued |