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US3843447A Expired / Lapsed US ⏱️ 0.0 years remaining

Photolytically activated coupling to polypeptides

Assignee: Syva Co
•
Filing: 1972-09-22
•
Granted: 1974-10-22
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Expires: 1992-09-22
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Abstract

Abstract 1. METHOD FOR LINKING A FIRST POLYFUNCTIONAL COMPOUND WITH A SECOND COMPOUND, WHEREIN SAID FIRST COMPOUND IS A POLYPEPTIDE HAVING A PLURALITY OF FUNCTIONALITY, AND OF REACTING WITH AT LEAST ONE COMMON FUNCTIONALITY, AND SAID SECOND COMPOUND HAS AT LEAST ONE GROUP CAPABLE OF REACTING WITH A LIGHT ACTIVATED DIAZOSULFONATE COMPRISING; REACTING SAID FIRST COMPOUND WITH A SUBSTITUTED ARYLDIAZOSULFONATE, HAVING A SUBSTITUTED ARYLDIGROUP WHICH REACTS WITH AT LEAST ONE OF THE FUNCTIONALITIES OF SAID FIRST COMPOUND, IN A SUFFICIENT AMOUNT TO PROVIDE A PRODUCT HAVING THE DESIRED DEGREE OF SUBSTITUTION AND OBTAINING A DIAZOSULFONATE SUBSTITUTED FIRST COMPOUND; COMBINING SAID DIAZOSUBSTITUTED FIRST COMPOUND WITH SAID SECOND COMPOUND IN THE PRESENCE OF SUFFICIENT LIGHT OT ACTIVATE THE DIAZOSULFONATE TO MAINTAIN A RELATIVELY LOW CONCENTRAION OF REACTIVE DIAZOSULFONATE, WHEREIN THE REACTIVE DIAZOSULFONATE REACTS WITH SAID SECOND COMPOUND TO PROVIDE A COMPOUND HAVING AT LEAST ONE OF SAID SECOND COMPOUND LINKED TO ONE OF SAID FRIST COMPOUND.

Inventors

  • 👤 T Burkoth

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 16:36
CPC Classifications
C; C07; C07K; C07K1/00; C07K1/006; C12; C12N; C12N11/00; C12N11/02; C12N11/06; Y; Y10; Y10S; Y10S530/00; Y10S530/81; Y10S530/812; Y10S530/815; Y10S530/816

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 152 words
METHOD FOR LINKING A FIRST POLYFUNCTIONAL COMPOUND WITH A SECOND COMPOUND, WHEREIN SAID FIRST COMPOUND IS A POLYPEPTIDE HAVING A PLURALITY OF FUNCTIONALITY, AND OF REACTING WITH AT LEAST ONE COMMON FUNCTIONALITY, AND SAID SECOND COMPOUND HAS AT LEAST ONE GROUP CAPABLE OF REACTING WITH A LIGHT ACTIVATED DIAZOSULFONATE COMPRISING; REACTING SAID FIRST COMPOUND WITH A SUBSTITUTED ARYLDIAZOSULFONATE, HAVING A SUBSTITUTED ARYLDIGROUP WHICH REACTS WITH AT LEAST ONE OF THE FUNCTIONALITIES OF SAID FIRST COMPOUND, IN A SUFFICIENT AMOUNT TO PROVIDE A PRODUCT HAVING THE DESIRED DEGREE OF SUBSTITUTION AND OBTAINING A DIAZOSULFONATE SUBSTITUTED FIRST COMPOUND; COMBINING SAID DIAZOSUBSTITUTED FIRST COMPOUND WITH SAID SECOND COMPOUND IN THE PRESENCE OF SUFFICIENT LIGHT OT ACTIVATE THE DIAZOSULFONATE TO MAINTAIN A RELATIVELY LOW CONCENTRAION OF REACTIVE DIAZOSULFONATE, WHEREIN THE REACTIVE DIAZOSULFONATE REACTS WITH SAID SECOND COMPOUND TO PROVIDE A COMPOUND HAVING AT LEAST ONE OF SAID SECOND COMPOUND LINKED TO ONE OF SAID FRIST COMPOUND.
Claim 2
Dependent Claim 152 words
METHOD FOR LINKING A FIRST POLYFUNCTIONAL COMPOUND WITH A SECOND COMPOUND, WHEREIN SAID FIRST COMPOUND IS A POLYPEPTIDE HAVING A PLURALITY OF FUNCTIONALITY, AND OF REACTING WITH AT LEAST ONE COMMON FUNCTIONALITY, AND SAID SECOND COMPOUND HAS AT LEAST ONE GROUP CAPABLE OF REACTING WITH A LIGHT ACTIVATED DIAZOSULFONATE COMPRISING; REACTING SAID FIRST COMPOUND WITH A SUBSTITUTED ARYLDIAZOSULFONATE, HAVING A SUBSTITUTED ARYLDIGROUP WHICH REACTS WITH AT LEAST ONE OF THE FUNCTIONALITIES OF SAID FIRST COMPOUND, IN A SUFFICIENT AMOUNT TO PROVIDE A PRODUCT HAVING THE DESIRED DEGREE OF SUBSTITUTION AND OBTAINING A DIAZOSULFONATE SUBSTITUTED FIRST COMPOUND; COMBINING SAID DIAZOSUBSTITUTED FIRST COMPOUND WITH SAID SECOND COMPOUND IN THE PRESENCE OF SUFFICIENT LIGHT OT ACTIVATE THE DIAZOSULFONATE TO MAINTAIN A RELATIVELY LOW CONCENTRAION OF REACTIVE DIAZOSULFONATE, WHEREIN THE REACTIVE DIAZOSULFONATE REACTS WITH SAID SECOND COMPOUND TO PROVIDE A COMPOUND HAVING AT LEAST ONE OF SAID SECOND COMPOUND LINKED TO ONE OF SAID FRIST COMPOUND.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-10-21 1978-04-22 1978-10-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-21 1982-04-22 1982-10-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-21 1986-04-22 1986-10-22 $7700.00 Window Closed / Lapsed

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