US3308023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutic compositions containing 6-[d-2-(d-2-amino-2-phenylacetamido)-2-phenylacetamido]penicillanic acid
Assignee: Wyeth LLC
•
Filing: 1964-08-20
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Granted: 1967-03-07
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Expires: 1984-08-20
Abstract
No abstract record available.
Inventors
- 👤 Peter B Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:54
CPC Classifications
C; C07; C07D; C07D499/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
19 words
A COMPOSITION COMPRISING: AMOUNT INGREDIENT: (GRAMS) 6-(D-2-(D-2-AMINO-2-PHENYLACETAMIDO)-2PHENYLACETAMIDO)PENICILLANIC ACID 2.4 AMIPICILLIN 2.4 KAOLIN 76.8 PECTIN 4.8 PHARMASORB (ATTAPULGITE CLAY) 32.0
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |