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US5202418A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of performing multiple synthesis of peptides on solid carrier

Assignee: Czech Academy of Sciences
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Filing: 1991-01-24
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Granted: 1993-04-13
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Expires: 2011-01-24
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Abstract

Abstract The invention relates to a method and apparatus for performing a multiple synthesis of peptides on a solid carrier. Active components are successively bonded to functional groups anchored on a carrier. The carrier planar functionalized porous material divided into compartments, into which the needed activated component is put. Common operations of the synthesis are carried out by all compartments of the carrier at the same time.

Inventors

  • 👤 Michal Lebl
  • 👤 Jutta Eichler
  • 👤 Vit Pokorny
  • 👤 Jiri Jehnicka
  • 👤 Petr Mudra
  • 👤 Karel Zenisek
  • 👤 Alena Stierandova
  • 👤 Jan Kalousek
  • 👤 Jan Bolf

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 18:19
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/18; B01J19/22; B01J19/0046; C; C07; C07K; C07K1/00; C07K1/04; C07K1/045; B01J2219/00; B01J2219/00274; B01J2219/00277; B01J2219/00351; B01J2219/00364; B01J2219/00457; B01J2219/00475; B01J2219/00479; B01J2219/00488; B01J2219/00497; B01J2219/00527; B01J2219/00531; B01J2219/00533; B01J2219/00536; B01J2219/00583; B01J2219/00585; B01J2219/0059; B01J2219/00596; B01J2219/00603; B01J2219/00605; B01J2219/0061; B01J2219/00612; B01J2219/00614; B01J2219/00621; B01J2219/00623; B01J2219/00626; B01J2219/00639; B01J2219/00641; B01J2219/00659; B01J2219/0068; B01J2219/00686; B01J2219/00689; B01J2219/00718; B01J2219/0072; B01J2219/00725; C40; C40B; C40B40/00; C40B40/04; C40B40/10; C40B60/00; C40B60/14; Y; Y10; Y10S; Y10S530/00; Y10S530/81; Y10S530/811; Y10S530/812; Y10S530/815

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 256 words
A method of synthesizing peptides, comprising the steps of: providing a planar carrier on a disk, which carrier is divided into a plurality of individual compartments, each compartment containing an inert porous material, a circular path being defined around said disk, said compartments being circumferentially spaced along said circular path; anchoring at least one functional group for synthesis of at least one peptide onto the inert porous material of each compartment to form a plurality of individual functionalized compartments; arranging a dosing head at a fixed location adjacent said circular path, the dosing head including means for directly applying measured quantities of at least one liquid component from a common reservoir of such component; positioning the disk so that one of the individual functionalized compartments is positioned to receive a liquid component directly applied by the closing head; directly applying a measured quantity of a liquid component to an individual functionalized compartment from the common reservoir thereof, via the dosing head, the applied component providing an amino acid to form a covalent bond with the functional group of the individual functionalized compartment positioned to receive the liquid component for beginning the synthesis of a peptide from the functional group of the individual functionalized compartment receiving the measured quantity; rotating the disk to position another individual compartment along the circular path to receive a liquid component applied by the dosing head; and subsequently applying at least one other amino acid to another individual functionalized compartment in at least one other step for completing the synthesis of peptides.
Claim 2
Independent Claim 256 words
A method of synthesizing peptides, comprising the steps of: providing a planar carrier on a disk, which carrier is divided into a plurality of individual compartments, each compartment containing an inert porous material, a circular path being defined around said disk, said compartments being circumferentially spaced along said circular path; anchoring at least one functional group for synthesis of at least one peptide onto the inert porous material of each compartment to form a plurality of individual functionalized compartments; arranging a dosing head at a fixed location adjacent said circular path, the dosing head including means for directly applying measured quantities of at least one liquid component from a common reservoir of such component; positioning the disk so that one of the individual functionalized compartments is positioned to receive a liquid component directly applied by the closing head; directly applying a measured quantity of a liquid component to an individual functionalized compartment from the common reservoir thereof, via the dosing head, the applied component providing an amino acid to form a covalent bond with the functional group of the individual functionalized compartment positioned to receive the liquid component for beginning the synthesis of a peptide from the functional group of the individual functionalized compartment receiving the measured quantity; rotating the disk to position another individual compartment along the circular path to receive a liquid component applied by the dosing head; and subsequently applying at least one other amino acid to another individual functionalized compartment in at least one other step for completing the synthesis of peptides.
Claim 3
Dependent Claim 34 words
A method according to claim 1, including rotating the disk beneath the dosing head for sequentially applying each component to each compartment and for monitoring the course of the proceeding reaction in each compartment.
Claim 4
Dependent Claim 25 words
A method according to claim 1, including rotating the disk at high speed for removing each of the components by centrifuging between the applying steps.
Claim 5
Dependent Claim 46 words
A method according to claim 1, including providing a detector at a fixed location adjacent said circular path for sensing radiation from each component as each component passes the detector, the radiation being indicative of a progression of a synthesis of peptide in each respective component.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1996-04-12 1996-10-12 1997-04-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2000-04-12 2000-10-12 2001-04-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2004-04-12 2004-10-12 2005-04-13 $7700.00 Window Closed / Lapsed

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