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US3838006A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for producing heat-resistant starch syrups

Assignee: Nagase Viita Co Ltd
•
Filing: 1972-09-19
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Granted: 1974-09-24
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Expires: 1992-09-19
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Abstract

Abstract THIS INVENTION PROVIDES A PROCESS FOR PRODUCING SPECIAL STARCH SYRUPS WHICH ARE STABLE AGAINST HEAT, VERY SWEET, AND HARD TO CRYSTALLIZE, BY SUBJECTING STARCH TO THE ACTION OF AN A-1,6-GLUCOISDASE SUCH AS ISOAMYLASE OR PULLULANASE, IN THE COURSE OF MANUFACTURE OF ONE OF VARIOUS STARCH SYRUPS THROUGH THE USE OF SACCHAROGENIC AMYLASES SUCH AS A- OR B-AMYLASE, GLUCOAMYLASE AND/OR THE LIKE, THEREBY EXTENDING THE SCOPE OF ACTIVITY OF THE A- OR B-AMYLASE AND TRANSFORMING THE STRUCTURES OF THE OLIGOSACCHARIDES AND DEXTRINS THUS PRODUCED TO STRAIGHT-CHAIN STRUCTURES SO AS TO OBTAIN A STARCH SYRUP OF A FREELY CHOSEN COMPOSITION AND PROPERTIES WITH THE VISCOSITY, FLAVOR, AND OTHER ATTRIBUTES MODIFIED AS DESIRED, AND REDUCING THE RESULTING SYRUP TO SUGAR ALCOHOLS.

Inventors

  • 👤 H Hijiya
  • 👤 M Hirao

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 15:45
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/16; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/853; Y10S435/857; Y10S435/874; Y10S435/911; Y10S435/939

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-09-23 1978-03-25 1978-09-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-09-23 1982-03-25 1982-09-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-09-23 1986-03-25 1986-09-24 $7700.00 Window Closed / Lapsed

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