Patent US3337403A successfully refreshed from Google Patents.
US3337403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable and palatable pharmaceutical compositions
Assignee: F Hoffmann La Roche AG
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Filing: 1963-09-05
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Granted: 1967-08-22
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Expires: 1983-09-05
Abstract
No abstract record available.
Inventors
- 👤 Zentner Margaret Rose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:26
CPC Classifications
A; A61; A61K; A61K33/00; A61K33/06; A61K33/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A STABLE AND PALATABLE PHARMACEUTICAL PRODUCT PRODUCED BY MIXING, IN THE PRESENCE OF WATER, A COMPLEX MAGNESIUM ALUMINUM SILICATE WITH THE PHOSPHATE SALT OF THE DL-TROPIC ACID ESTER OF 3-DIETHYLAMINO-2,2-DIMETHYL1-PROPANOL.
Claim 2
Dependent Claim
30 words
A STABLE AND PALATABLE PHARMACEUTICAL PRODUCT PRODUCED BY MIXING, IN THE PRESENCE OF WATER, A COMPLEX MAGNESIUM ALUMINUM SILICATE WITH THE PHOSPHATE SALT OF THE DL-TROPIC ACID ESTER OF 3-DIETHYLAMINO-2,2-DIMETHYL1-PROPANOL.
References Cited (Backward Citations)
US3140978A
Cited
US3248290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |