Deglycosylation reagents and methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 8, 2018
Issued Date -
N/A
app pub date -
Dec 28, 2016
filing date -
May 30, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Compositions and methods are provided for efficiently preparing a completely deglycosylated antibody where efficiency is measured in relative amounts of reagents in soluble or lyophilized form, and time and temperature of the reaction. Compositions and methods are also provided for separating substantially all N-linked glycans from a glycosylated antibody and for preserving functionality of the antibody. The methods are compatible with glycan labeling and protease digestion without the need for prior purification steps.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
NEW ENGLAND BIOLABS INC | IPSWICH MA 01938-2723 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Buswell, John | Byfield, US | 7 | 162 |
# of filed Patents : 7 Total Citations : 162 | |||
Guthrie, Ellen | Andover, US | 4 | 24 |
# of filed Patents : 4 Total Citations : 24 | |||
Magnelli, Paula | Somerville, US | 2 | 15 |
# of filed Patents : 2 Total Citations : 15 | |||
Taron, Christopher H | Essex, US | 31 | 98 |
# of filed Patents : 31 Total Citations : 98 | |||
Xu, Ming-Qun | Hamilton, US | 23 | 380 |
# of filed Patents : 23 Total Citations : 380 |
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Patent Citation Ranking
- 2 Citation Count
- C12N Class
- 58.13 % 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 | Nov 8, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 8, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
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May 16, 2007 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Apr 15, 2007 | FP | EXPIRED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Apr 15, 2007 |
Apr 15, 2007 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Nov 01, 2006 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Apr 15, 2003 | I | Issuance | |
Dec 15, 2000 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WILD, HANS-PETER;KRAFT, EBERHARD;REEL/FRAME:011456/0104 Owner name: INDAG GESELLSCHAFT FUR INDUSTRIEBEDARF MBH & CO., Effective Date: Dec 15, 2000 |
Oct 17, 2000 | F | Filing | |
Oct 28, 1999 | PD | Priority Date |

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