Pyridyl cyanoguanidine derivatives
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 10, 2013
Grant Date -
Dec 6, 2012
app pub date -
Nov 18, 2010
filing date -
Nov 18, 2010
priority date (Note) -
In Force
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Patent Longevity
|
Forward Citations
|
Abstract
Compounds of formula (I) or pharmaceutically acceptable salts thereof, and use for treating cancer thereof are disclosed, wherein, the definitions of X, Y, R1, R2 and n are described in description.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
TIANJIN HEMAY ONCOLOGY PHARMACEUTICAL CO LTD | TIANJIN 300385 |
International Classification(s)

- 2010 Application Filing Year
- A61K Class
- 10962 Applications Filed
- 7633 Patents Issued To-Date
- 69.64 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chen, Xin | Tianjin, CN | 816 | 7998 |
# of filed Patents : 816 Total Citations : 7998 | |||
Chen, Yingwei | Tianjin, CN | 59 | 1826 |
# of filed Patents : 59 Total Citations : 1826 | |||
Cong, Junjie | Tianjin, CN | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 | |||
Li, Xingwen | Tianjin, CN | 12 | 8 |
# of filed Patents : 12 Total Citations : 8 | |||
Zhang, Hesheng | Tianjin, CN | 49 | 229 |
# of filed Patents : 49 Total Citations : 229 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- A61K Class
- 0 % this patent is cited more than
- 12 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 10, 2025 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jul 08, 2024 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
May 31, 2024 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: May 31, 2024 |
Jan 22, 2024 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Mar 17, 2022 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Mar 17, 2022 | FEPP | FEE PAYMENT PROCEDURE | free format text: PETITION RELATED TO MAINTENANCE FEES GRANTED (ORIGINAL EVENT CODE: PMFG); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Mar 17, 2022 | PRDP | PATENT REINSTATED DUE TO THE ACCEPTANCE OF A LATE MAINTENANCE FEE | Effective Date: Mar 17, 2022 |
Oct 14, 2021 | FEPP | FEE PAYMENT PROCEDURE | free format text: SURCHARGE, PETITION TO ACCEPT PYMT AFTER EXP, UNINTENTIONAL. (ORIGINAL EVENT CODE: M2558); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY free format text: PETITION RELATED TO MAINTENANCE FEES FILED (ORIGINAL EVENT CODE: PMFP); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Oct 14, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 4 |
May 24, 2021 | AS | ASSIGNMENT | free format text: RELEASE BY SECURED PARTY;ASSIGNOR:KNOBBE, MARTENS, OLSON & BEAR, LLP;REEL/FRAME:057254/0352 Owner name: INVOY HOLDINGS INC., CALIFORNIA Effective Date: May 24, 2021 |
Oct 05, 2020 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jul 06, 2020 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jan 20, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Dec 04, 2019 | AS | ASSIGNMENT | free format text: SECURITY INTEREST;ASSIGNOR:INVOY HOLDINGS INC.;REEL/FRAME:053057/0334 Owner name: KNOBBE, MARTENS, OLSON & BEAR, LLP, CALIFORNIA Effective Date: Jun 24, 2020 free format text: CHANGE OF NAME;ASSIGNOR:INVOY HOLDINGS, LLC;REEL/FRAME:053058/0005 Owner name: INVOY HOLDINGS INC., CALIFORNIA Effective Date: Dec 04, 2019 |
Dec 12, 2017 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:INVOY, LLC;REEL/FRAME:045877/0026 Owner name: INVOY HOLDINGS, LLC, CALIFORNIA Effective Date: May 21, 2018 free format text: CHANGE OF NAME;ASSIGNOR:INVOY TECHNOLOGIES, LLC;REEL/FRAME:046215/0953 Owner name: INVOY, LLC, CALIFORNIA Effective Date: Dec 12, 2017 |
May 31, 2016 | I | Issuance | |
May 11, 2016 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Nov 24, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SMITH, ZACHARY;REEL/FRAME:037728/0645 Owner name: INVOY TECHNOLOGIES, LLC, ARIZONA Effective Date: Nov 20, 2015 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:AHMAD, LUBNA M.;REEL/FRAME:037728/0529 Owner name: INVOY TECHNOLOGIES, LLC, ARIZONA Effective Date: Nov 24, 2015 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:AHMAD, SALMAN A.;REEL/FRAME:037728/0588 Owner name: INVOY TECHNOLOGIES, LLC, ARIZONA Effective Date: Nov 24, 2015 |
Nov 01, 2015 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jul 23, 2015 | F | Filing |

Matter Detail

Renewals Detail
