Search

Sam Bhattacharya

Examiner (ID: 6876, Phone: (571)272-7917 , Office: P/2646 )

Most Active Art Unit
2646
Art Unit(s)
2617, 2745, 2685, 2688, 2646, 2687, 2611, 2682
Total Applications
1857
Issued Applications
1602
Pending Applications
120
Abandoned Applications
173

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4063208 [patent_doc_number] => 05870473 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-09 [patent_title] => 'Electronic transfer system and method' [patent_app_type] => 1 [patent_app_number] => 8/572425 [patent_app_country] => US [patent_app_date] => 1995-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 73 [patent_figures_cnt] => 101 [patent_no_of_words] => 50553 [patent_no_of_claims] => 25 [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/05/870/05870473.pdf [firstpage_image] =>[orig_patent_app_number] => 572425 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/572425
Electronic transfer system and method Dec 13, 1995 Issued
Array ( [id] => 3827742 [patent_doc_number] => 05812663 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Data reproducing device' [patent_app_type] => 1 [patent_app_number] => 8/570016 [patent_app_country] => US [patent_app_date] => 1995-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 5155 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/812/05812663.pdf [firstpage_image] =>[orig_patent_app_number] => 570016 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/570016
Data reproducing device Dec 13, 1995 Issued
08/571016 SECURE KEYBOARD Dec 11, 1995 Abandoned
Array ( [id] => 3714626 [patent_doc_number] => 05675649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-07 [patent_title] => 'Process for cryptographic key generation and safekeeping' [patent_app_type] => 1 [patent_app_number] => 8/565525 [patent_app_country] => US [patent_app_date] => 1995-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 12701 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/675/05675649.pdf [firstpage_image] =>[orig_patent_app_number] => 565525 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/565525
Process for cryptographic key generation and safekeeping Nov 29, 1995 Issued
Array ( [id] => 3734613 [patent_doc_number] => 05701343 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-23 [patent_title] => 'Method and system for digital information protection' [patent_app_type] => 1 [patent_app_number] => 8/564925 [patent_app_country] => US [patent_app_date] => 1995-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 8409 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/701/05701343.pdf [firstpage_image] =>[orig_patent_app_number] => 564925 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/564925
Method and system for digital information protection Nov 28, 1995 Issued
Array ( [id] => 3900833 [patent_doc_number] => 05724424 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-03 [patent_title] => 'Digital active advertising' [patent_app_type] => 1 [patent_app_number] => 8/563745 [patent_app_country] => US [patent_app_date] => 1995-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 6499 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 18 [patent_words_short_claim] => 338 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/724/05724424.pdf [firstpage_image] =>[orig_patent_app_number] => 563745 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/563745
Digital active advertising Nov 28, 1995 Issued
08/562726 PACKET TV PROGRAM COMPONENT DETECTOR Nov 26, 1995 Abandoned
Array ( [id] => 3806355 [patent_doc_number] => 05727063 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-10 [patent_title] => 'Pseudo-random generator' [patent_app_type] => 1 [patent_app_number] => 8/562925 [patent_app_country] => US [patent_app_date] => 1995-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4698 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/727/05727063.pdf [firstpage_image] =>[orig_patent_app_number] => 562925 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/562925
Pseudo-random generator Nov 26, 1995 Issued
Array ( [id] => 3646456 [patent_doc_number] => 05610984 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-11 [patent_title] => 'Optimal L2 tracking in a SPS receiver under encryption without knowledge of encryption timing characteristics' [patent_app_type] => 1 [patent_app_number] => 8/526885 [patent_app_country] => US [patent_app_date] => 1995-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 34 [patent_no_of_words] => 16690 [patent_no_of_claims] => 88 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/610/05610984.pdf [firstpage_image] =>[orig_patent_app_number] => 526885 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/526885
Optimal L2 tracking in a SPS receiver under encryption without knowledge of encryption timing characteristics Nov 21, 1995 Issued
Array ( [id] => 3789319 [patent_doc_number] => RE035829 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-23 [patent_title] => 'Binary phase shift keying modulation system and/or frequency multiplier' [patent_app_type] => 2 [patent_app_number] => 8/560304 [patent_app_country] => US [patent_app_date] => 1995-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2218 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 47 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/035/RE035829.pdf [firstpage_image] =>[orig_patent_app_number] => 560304 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/560304
Binary phase shift keying modulation system and/or frequency multiplier Nov 16, 1995 Issued
Array ( [id] => 3847164 [patent_doc_number] => 05761301 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk' [patent_app_type] => 1 [patent_app_number] => 8/560015 [patent_app_country] => US [patent_app_date] => 1995-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 52 [patent_no_of_words] => 22774 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/761/05761301.pdf [firstpage_image] =>[orig_patent_app_number] => 560015 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/560015
Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk Nov 16, 1995 Issued
Array ( [id] => 3740008 [patent_doc_number] => 05671279 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Electronic commerce using a secure courier system' [patent_app_type] => 1 [patent_app_number] => 8/555976 [patent_app_country] => US [patent_app_date] => 1995-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17822 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/671/05671279.pdf [firstpage_image] =>[orig_patent_app_number] => 555976 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/555976
Electronic commerce using a secure courier system Nov 12, 1995 Issued
Array ( [id] => 3640502 [patent_doc_number] => 05687237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-11 [patent_title] => 'Encryption key management system for an integrated circuit' [patent_app_type] => 1 [patent_app_number] => 8/556685 [patent_app_country] => US [patent_app_date] => 1995-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1847 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/687/05687237.pdf [firstpage_image] =>[orig_patent_app_number] => 556685 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/556685
Encryption key management system for an integrated circuit Nov 12, 1995 Issued
Array ( [id] => 3714687 [patent_doc_number] => 05675653 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-07 [patent_title] => 'Method and apparatus for digital encryption' [patent_app_type] => 1 [patent_app_number] => 8/553955 [patent_app_country] => US [patent_app_date] => 1995-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7882 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/675/05675653.pdf [firstpage_image] =>[orig_patent_app_number] => 553955 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/553955
Method and apparatus for digital encryption Nov 5, 1995 Issued
Array ( [id] => 3632648 [patent_doc_number] => 05689566 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-18 [patent_title] => 'Network with secure communications sessions' [patent_app_type] => 1 [patent_app_number] => 8/547346 [patent_app_country] => US [patent_app_date] => 1995-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 8203 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/689/05689566.pdf [firstpage_image] =>[orig_patent_app_number] => 547346 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/547346
Network with secure communications sessions Oct 23, 1995 Issued
Array ( [id] => 3645421 [patent_doc_number] => 05631962 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-20 [patent_title] => 'Circuit and method of encrypting key validation' [patent_app_type] => 1 [patent_app_number] => 8/547005 [patent_app_country] => US [patent_app_date] => 1995-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5760 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/631/05631962.pdf [firstpage_image] =>[orig_patent_app_number] => 547005 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/547005
Circuit and method of encrypting key validation Oct 22, 1995 Issued
Array ( [id] => 3673212 [patent_doc_number] => 05657387 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Video signal format converting circuit' [patent_app_type] => 1 [patent_app_number] => 8/545033 [patent_app_country] => US [patent_app_date] => 1995-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4666 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/657/05657387.pdf [firstpage_image] =>[orig_patent_app_number] => 545033 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/545033
Video signal format converting circuit Oct 18, 1995 Issued
Array ( [id] => 3758510 [patent_doc_number] => 05717756 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'System and method for providing masquerade protection in a computer network using hardware and timestamp-specific single use keys' [patent_app_type] => 1 [patent_app_number] => 8/542205 [patent_app_country] => US [patent_app_date] => 1995-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 14424 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/717/05717756.pdf [firstpage_image] =>[orig_patent_app_number] => 542205 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/542205
System and method for providing masquerade protection in a computer network using hardware and timestamp-specific single use keys Oct 11, 1995 Issued
Array ( [id] => 3671187 [patent_doc_number] => 05649014 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-15 [patent_title] => 'Pseudorandom composition-based cryptographic authentication process' [patent_app_type] => 1 [patent_app_number] => 8/537487 [patent_app_country] => US [patent_app_date] => 1995-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4088 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/649/05649014.pdf [firstpage_image] =>[orig_patent_app_number] => 537487 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/537487
Pseudorandom composition-based cryptographic authentication process Oct 1, 1995 Issued
Array ( [id] => 3668503 [patent_doc_number] => 05659618 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Multi-size cryptographic key system' [patent_app_type] => 1 [patent_app_number] => 8/536835 [patent_app_country] => US [patent_app_date] => 1995-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2553 [patent_no_of_claims] => 12 [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] => patents/05/659/05659618.pdf [firstpage_image] =>[orig_patent_app_number] => 536835 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/536835
Multi-size cryptographic key system Sep 28, 1995 Issued
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