Patent US2750411A successfully refreshed from Google Patents.
US2750411A
Expired / Lapsed
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Converting alpha-pinene to mixtures of acids
Assignee: Individual
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Filing: 1951-11-14
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Granted: 1956-06-12
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Expires: 1971-11-14
Abstract
No abstract record available.
Inventors
- 👤 Gordon S Fisher
- 👤 Leo A Goldblatt
- 👤 James S Stinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:07
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/40; C07C407/00; C07C47/00; C07C47/02; C07C47/20; C07C47/21; C07C51/00; C07C51/16; C07C53/00; C07C53/08; C07C53/124; C07C53/126; C07C2601/00; C07C2601/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
92 words
A PROCESS OF OZONIZING ALPHA-PINENE TO PRODUCE PINENE-DERIVED ACIDS, COMPRISING MIXING ALPHA-PINENE AND AN UNREACTIVE LIQUID OZONOLYSIS MEDIUM SELECTED FROM THE GROUP CONSISTING OF ALKANOLS, ALKANOIC ACID, AND NITROPARAFFINS WHICH ARE APPRECIABLY MISCIBLE WITH BOTH ALPHAPINENE AND THE OZONIDE OF ALPHA-PINENE; CONTACTING THE MIXTURE WITH AN OZONE-CONTAINING GAS; AND SUBJECTING THE DISSOLVED OZONIDES SO PRODUCED TO AN ACID PRODUCING DECOMPOSITION BY MIXING WITH THE SOLUTION CONTAINING THEM ABOUT FROM 0.1 TO 2 PARTS OF WATER AND ABOUT FROM 0.01 TO 0.03 PART OF HYDROGEN PEROXIDE AT ABOUT FROM 20* TO 125* 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) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |