US2801952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antibiotic compositions comprising erythromycin and neomycin
Assignee: Pharmacia and Upjohn Co
•
Filing: 1954-07-21
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Granted: 1957-08-06
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Expires: 1974-07-21
Abstract
No abstract record available.
Inventors
- 👤 Robert E Himelick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:28
CPC Classifications
C; C07; C07D; C07D499/00; A; A61; A61K; A61K31/00; A61K31/70; A61K31/7042; A61K31/7048; A61K9/00; A61K9/0012; A61K9/0014; A61K2300/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
A THERAPEUTIC COMPOSITION COMPRISING ERYTHROMYCIN AND NEOMYCIN.
Claim 2
Dependent Claim
7 words
A THERAPEUTIC COMPOSITION COMPRISING ERYTHROMYCIN AND NEOMYCIN.
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) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |