US2702249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction product of a sugar and an amino compound, and process of making same
Assignee: National Sugar Refining Co
•
Filing: 1950-11-22
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Granted: 1955-02-15
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Expires: 1970-11-22
Abstract
No abstract record available.
Inventors
- 👤 Ronald J Baird
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:56
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/02; C07H15/12; C08; C08B; C08B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
THE PROCESS OF MAKING A PLASTICIZER FOR AT LEAST GLUE, ZEIN AND PAPER, WHICH COMPRISES MIXING (A) A METAL DERIVATIVE OF THE NON-CARBOXYLATE TYPE OF A CARBOHYDRATE WHICH IS A MEMBER OF THE CLASS CONSISTING OF DEXTRIN AND A MONO-SACCHARIDE AND AN OLIGO-SACCHARIDE SUGAR, AND (B) AN N-HALOGEN DERIVATIVE OF AN ORGANIC COMPOUND CONTAINING NITROGEN IN AN AMINO GROUP AND BEING A MEMBER OF THE CLASS CONSISTING OF AN AMINE AND AN AMIDE, SAID N-HALOGEN DERIVATIVE BEING FREE OF SUBSTITUENTS THAT INTERFERE WITH ITS LINKING WITH THE CARBOHYDRATE BY REPLACEMENT OF THE METAL TO ELIMINATE THE METAL HALIDE, AND HEATING THE MIXTURE TO INITIATE THE REACTION WHEN MIXING ALONE DOES NOT DO SO.
Claim 2
Dependent Claim
113 words
THE PROCESS OF MAKING A PLASTICIZER FOR AT LEAST GLUE, ZEIN AND PAPER, WHICH COMPRISES MIXING (A) A METAL DERIVATIVE OF THE NON-CARBOXYLATE TYPE OF A CARBOHYDRATE WHICH IS A MEMBER OF THE CLASS CONSISTING OF DEXTRIN AND A MONO-SACCHARIDE AND AN OLIGO-SACCHARIDE SUGAR, AND (B) AN N-HALOGEN DERIVATIVE OF AN ORGANIC COMPOUND CONTAINING NITROGEN IN AN AMINO GROUP AND BEING A MEMBER OF THE CLASS CONSISTING OF AN AMINE AND AN AMIDE, SAID N-HALOGEN DERIVATIVE BEING FREE OF SUBSTITUENTS THAT INTERFERE WITH ITS LINKING WITH THE CARBOHYDRATE BY REPLACEMENT OF THE METAL TO ELIMINATE THE METAL HALIDE, AND HEATING THE MIXTURE TO INITIATE THE REACTION WHEN MIXING ALONE DOES NOT DO SO.
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) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |