Patent US3047616A successfully refreshed from Google Patents.
US3047616A
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US
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Liquid phase oxidation of alkyl naphthalenes to aldehydes and esters
Assignee: Sunoco Inc
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Filing: 1959-09-28
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Granted: 1962-07-31
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Expires: 1979-09-28
Abstract
No abstract record available.
Inventors
- 👤 Edgar A Blair
- 👤 John J Melchiore
- 👤 Ivor W Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:26
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/21; C07C51/255; C07C51/265; B; B01; B01J; B01J31/00; B01J31/02; B01J31/04; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C07C45/36; C07C67/00; C07C67/035; B01J2231/00; B01J2231/70; B01J2531/00; B01J2531/80; B01J2531/84; B01J2531/845
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
METHOD OF PRODUCING NON-ACIDIC AROMATIC PRODUCTS SELECTED FROM THE GROUP CONSISTINGF OF NAPHTHALDEHYDES AND ALKANOIC ACID ESTERS OF HYDROXYMETHYL-SUBSTITUTED NAPHTHALENE HYDROCARBONS WHICH COMPRISES: CONTACTING IN LIQUID PHASE AN AROMATIC COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
33 words
METHOD OF PRODUCING NON-ACIDIC AROMATIC PRODUCTS SELECTED FROM THE GROUP CONSISTINGF OF NAPHTHALDEHYDES AND ALKANOIC ACID ESTERS OF HYDROXYMETHYL-SUBSTITUTED NAPHTHALENE HYDROCARBONS WHICH COMPRISES: CONTACTING IN LIQUID PHASE AN AROMATIC COMPOUND HAVING THE FORMULA
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) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |