Methods of preparing cytotoxic benzodiazepine derivatives
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United States of America Patent
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Jan 23, 2018
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Jul 21, 2016
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Jul 21, 2015
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Abstract
The invention relates to novel methods for preparing indolinobenzodiazepine dimer compounds and their synthetic precursors.
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
IMMUNOGEN INC | 830 WINTER STREET WALTHAM MA 02451 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Gérard, Baudouin | Belmont, US | 19 | 27 |
# of filed Patents : 19 Total Citations : 27 | |||
Miller, Michael Louis | Framingham, US | 61 | 806 |
# of filed Patents : 61 Total Citations : 806 | |||
Shizuka, Manami | Belmont, US | 41 | 92 |
# of filed Patents : 41 Total Citations : 92 | |||
Silva, Richard A | Needham, US | 32 | 63 |
# of filed Patents : 32 Total Citations : 63 |
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Patent Citation Ranking
- 3 Citation Count
- C07D Class
- 46.30 % this patent is cited more than
- 7 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 23, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 23, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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
US Patent No: 6085816
Tire chain for dual wheel tires
Abstract
A cable-type tire chain for the tires of dual wheels comprises a pair of side members and a plurality of cross members extending between and connected to the side members and supporting traction elements. The tire chain includes a center member that extends circumferentially over the cross members of the installed tire chain and that draws center portions of the cross members into the space between the tires. The center member comprises a core surrounded by a helical spring. The core includes a cable wrapped helically with wire, and the inner diameter of the spring is greater than the outer diameter of the core so that the spring can move on the core.
Description
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Date | Code | Event | Description |
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Nov 13, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 12TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2553); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 12 |
Sep 22, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2552); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 8 |
Nov 02, 2016 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Aug 27, 2013 | I | Issuance | |
Aug 07, 2013 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 11, 2012 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:KOOIMA, ROGER;REEL/FRAME:030690/0143 Owner name: SCHORN, THOMAS, SOUTH DAKOTA Effective Date: May 11, 2012 |
Mar 17, 2011 | P | Published | |
Nov 17, 2010 | F | Filing | |
Feb 17, 2009 | PD | Priority Date |

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