US3341419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sun-screening compositions
Assignee: Shulton Inc
•
Filing: 1965-06-30
•
Granted: 1967-09-12
•
Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 Eiermann Heinz Josef
- 👤 Rappaport Irwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:34
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/37; A61K8/55; A61K8/556
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A PROTECTIVE COMPOSITION FOR EFFECTIVELY PROTECTING THE HUMAN SKIN FROM ERYTHEMA-PRODUCING ULTRAVIOLET RADIATION CONTAINING FROM ABOUT 0.5% TO ABOUT 20% OF A SUNSCREENING AGENT, FROM ABOUT 0.1% TO ABOUT 20% OF A PHOSPHORIC ACID ESTER HAVING THE FORMULA:
Claim 2
Dependent Claim
38 words
A PROTECTIVE COMPOSITION FOR EFFECTIVELY PROTECTING THE HUMAN SKIN FROM ERYTHEMA-PRODUCING ULTRAVIOLET RADIATION CONTAINING FROM ABOUT 0.5% TO ABOUT 20% OF A SUNSCREENING AGENT, FROM ABOUT 0.1% TO ABOUT 20% OF A PHOSPHORIC ACID ESTER HAVING THE FORMULA:
References Cited (Backward Citations)
GB709625A
Cited
US2876210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |