US2853423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerosol sun-screening composition
Assignee: Olin Corp
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Filing: 1955-05-20
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Granted: 1958-09-23
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Expires: 1975-05-20
Abstract
No abstract record available.
Inventors
- 👤 Via Anthony L La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:04
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/36; A61K8/368; A61K8/37; A61K8/40; A61K8/44; A61K8/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
AN AEROSOL COMPOSITION CONSISTING ESSENTIALLY OF: A SUN-SCREENING AGENT; A PROPELLANT; AND WATER-REPELLENT, FILM-FORMING LIQUID ESTER VEHICLE OF HIGH FLASH POINT, SAID ESTER HAVING AN ACID MOIETY SELETED FROM THE GROUP CONSISTING OF HIGHER ALKONIC ACIDS, HIGHER ALKENOIC ACIDS AND HIGHER ALKANEODIC ACIDS, SAID ACIDS HAVING NOT MORE THAN 18 CARBON ATOMS, AND AN ALCOHOL MOIETY SELECTED FROM THE GROUP CONSISTING OF SATURATED, UNSUBSTITUTED LOWER ALIPHATIC MONOHYDRIC ALCOHOLS, LOWER ALKYLENE GLYCOLS OF LOW MOLECULAR WEIGHT, SORBITOL AND MANNITOL.
Claim 2
Dependent Claim
78 words
AN AEROSOL COMPOSITION CONSISTING ESSENTIALLY OF: A SUN-SCREENING AGENT; A PROPELLANT; AND WATER-REPELLENT, FILM-FORMING LIQUID ESTER VEHICLE OF HIGH FLASH POINT, SAID ESTER HAVING AN ACID MOIETY SELETED FROM THE GROUP CONSISTING OF HIGHER ALKONIC ACIDS, HIGHER ALKENOIC ACIDS AND HIGHER ALKANEODIC ACIDS, SAID ACIDS HAVING NOT MORE THAN 18 CARBON ATOMS, AND AN ALCOHOL MOIETY SELECTED FROM THE GROUP CONSISTING OF SATURATED, UNSUBSTITUTED LOWER ALIPHATIC MONOHYDRIC ALCOHOLS, LOWER ALKYLENE GLYCOLS OF LOW MOLECULAR WEIGHT, SORBITOL AND MANNITOL.
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) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |