Search

Stephen R. Tkacs

Examiner (ID: 11992)

Most Active Art Unit
2761
Art Unit(s)
2311, 2411, 2787, 2761
Total Applications
263
Issued Applications
182
Pending Applications
41
Abandoned Applications
40

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5950355 [patent_doc_number] => 20020006195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-17 [patent_title] => 'LIGHTWEIGHT WORD-ORIENTED TECHNIQUE FOR GENERATING A PSEUDO-RANDOM SEQUENCE FOR USE IN A KEYSTREAM OF A STREAM CIPHER' [patent_app_type] => new [patent_app_number] => 09/102945 [patent_app_country] => US [patent_app_date] => 1998-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6426 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0006/20020006195.pdf [firstpage_image] =>[orig_patent_app_number] => 09102945 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/102945
Lightweight word-oriented technique for generating a pseudo-random sequence for use in a keystream of a stream cipher Jun 22, 1998 Issued
Array ( [id] => 6893677 [patent_doc_number] => 20010016043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-23 [patent_title] => 'RADIO DATA TRANSMISSION APPARATUS' [patent_app_type] => new [patent_app_number] => 09/087300 [patent_app_country] => US [patent_app_date] => 1998-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4035 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20010016043.pdf [firstpage_image] =>[orig_patent_app_number] => 09087300 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/087300
Radio data transmission apparatus May 28, 1998 Issued
Array ( [id] => 6245437 [patent_doc_number] => 20020046345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-18 [patent_title] => 'INFORMATION PROCESSING APPARATUS AND METHOD AND RECORDING MEDIUM' [patent_app_type] => new [patent_app_number] => 09/065432 [patent_app_country] => US [patent_app_date] => 1998-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8897 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0046/20020046345.pdf [firstpage_image] =>[orig_patent_app_number] => 09065432 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/065432
Information processing apparatus and method and recording medium Apr 23, 1998 Issued
Array ( [id] => 1234394 [patent_doc_number] => 06697945 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-24 [patent_title] => 'Information processing apparatus, information processing method, information processing system and recording medium' [patent_app_type] => B2 [patent_app_number] => 09/059812 [patent_app_country] => US [patent_app_date] => 1998-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 41 [patent_no_of_words] => 28431 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/697/06697945.pdf [firstpage_image] =>[orig_patent_app_number] => 09059812 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/059812
Information processing apparatus, information processing method, information processing system and recording medium Apr 13, 1998 Issued
Array ( [id] => 6143629 [patent_doc_number] => 20020002680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'METHOD AND APPARATUS FOR VERIFYING THE INTEGRITY OF DIGITAL OBJECTS USING SIGNED MANIFESTS' [patent_app_type] => new [patent_app_number] => 09/047231 [patent_app_country] => US [patent_app_date] => 1998-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4698 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0002/20020002680.pdf [firstpage_image] =>[orig_patent_app_number] => 09047231 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/047231
Method and apparatus for verifying the integrity of digital objects using signed manifests Mar 24, 1998 Issued
Array ( [id] => 1348277 [patent_doc_number] => 06598162 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-07-22 [patent_title] => 'Method for combining transfer functions with predetermined key creation' [patent_app_type] => B1 [patent_app_number] => 09/046627 [patent_app_country] => US [patent_app_date] => 1998-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4481 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/598/06598162.pdf [firstpage_image] =>[orig_patent_app_number] => 09046627 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/046627
Method for combining transfer functions with predetermined key creation Mar 23, 1998 Issued
Array ( [id] => 1464383 [patent_doc_number] => 06393127 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-21 [patent_title] => 'Method for transferring an encryption key' [patent_app_type] => B1 [patent_app_number] => 09/033397 [patent_app_country] => US [patent_app_date] => 1998-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1640 [patent_no_of_claims] => 17 [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] => patents/06/393/06393127.pdf [firstpage_image] =>[orig_patent_app_number] => 09033397 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/033397
Method for transferring an encryption key Mar 1, 1998 Issued
Array ( [id] => 6907956 [patent_doc_number] => 20010010723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-02 [patent_title] => 'KEY RECOVERY PROCESS USED FOR STRONG ENCRYPTION OF MESSAGES' [patent_app_type] => new [patent_app_number] => 08/961256 [patent_app_country] => US [patent_app_date] => 1997-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7165 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0010/20010010723.pdf [firstpage_image] =>[orig_patent_app_number] => 08961256 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/961256
Key recovery process used for strong encryption of messages Oct 29, 1997 Issued
Array ( [id] => 6886346 [patent_doc_number] => 20010019615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-09-06 [patent_title] => 'METHOD AND APPARATUS OF ENCIPHERING AND DECIPHERING DATA USING MULTIPLE KEYS' [patent_app_type] => new [patent_app_number] => 08/883337 [patent_app_country] => US [patent_app_date] => 1997-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 14834 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20010019615.pdf [firstpage_image] =>[orig_patent_app_number] => 08883337 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/883337
Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys Jun 25, 1997 Issued
Array ( [id] => 6885452 [patent_doc_number] => 20010039617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => 'SYSTEM FOR THE TRANSMISSION OF DATA BETWEEN AT LEAST ONE WRITE/READ STATION AND A PLURALITY OF DATA CARRIERS' [patent_app_type] => new [patent_app_number] => 08/809328 [patent_app_country] => US [patent_app_date] => 1997-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2492 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20010039617.pdf [firstpage_image] =>[orig_patent_app_number] => 08809328 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/809328
SYSTEM FOR THE TRANSMISSION OF DATA BETWEEN AT LEAST ONE WRITE/READ STATION AND A PLURALITY OF DATA CARRIERS Jun 17, 1997 Abandoned
Array ( [id] => 6907955 [patent_doc_number] => 20010010722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-02 [patent_title] => 'ENCRYPTION AND DECRYPTION METHOD AND APPARATUS USING A WORK KEY WHICH IS GENERATED BY EXECUTING A DECRYPTION ALGORITHM' [patent_app_type] => new [patent_app_number] => 08/806286 [patent_app_country] => US [patent_app_date] => 1997-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8745 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0010/20010010722.pdf [firstpage_image] =>[orig_patent_app_number] => 08806286 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/806286
Encryption and decryption method and apparatus using a work key which is generated by executing a decryption algorithm Feb 24, 1997 Issued
Array ( [id] => 6935488 [patent_doc_number] => 20010056539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-27 [patent_title] => 'SOFTWARE PROTECTION DEVICE AND METHOD' [patent_app_type] => new [patent_app_number] => 08/760648 [patent_app_country] => US [patent_app_date] => 1996-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8365 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0056/20010056539.pdf [firstpage_image] =>[orig_patent_app_number] => 08760648 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/760648
Software protection device and method Dec 3, 1996 Issued
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