US3217034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkali metal salts of invert sugar heptonic acids
Assignee: Olin Corp
•
Filing: 1959-10-06
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Granted: 1965-11-09
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Expires: 1979-10-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph V Karabinos
- 👤 Edwin J Quinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:02
CPC Classifications
C; C07; C07C; C07C59/00; C07C59/01; C07C59/10; C07C59/105; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/22; C11D3/221; C11D7/00; C11D7/02; C11D7/04; C11D7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
ALKALI METAL SALTS, WHEREIN THE ALKALI METAL IS SELECTED FROM THE GROUP CONSISTING OF SODIUM AND POTASSIUM, OF THE MIXTURE OF HEPTONIC ACIDS RESULTING FROM THE CYANIDE CARBOXYLATION OF INVERT SUGAR WHEREIN INVERT SUGAR AND A CYANIDE ARE REACTED IN AQUEOUS SOLUTION FIRST AT A TEMPERATURE NO HIGHER THAN ABOUT ROOM TEMPERATURE AND THEN HEATED TO A TEMPERATURE OF UP TO ABOUT 100*C.
Claim 2
Dependent Claim
63 words
ALKALI METAL SALTS, WHEREIN THE ALKALI METAL IS SELECTED FROM THE GROUP CONSISTING OF SODIUM AND POTASSIUM, OF THE MIXTURE OF HEPTONIC ACIDS RESULTING FROM THE CYANIDE CARBOXYLATION OF INVERT SUGAR WHEREIN INVERT SUGAR AND A CYANIDE ARE REACTED IN AQUEOUS SOLUTION FIRST AT A TEMPERATURE NO HIGHER THAN ABOUT ROOM TEMPERATURE AND THEN HEATED TO A TEMPERATURE OF UP TO ABOUT 100*C.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |