Patent US2970053A successfully refreshed from Google Patents.
US2970053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oleandomycin resin adsorbate
Assignee: Pfizer Inc
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Filing: 1958-10-28
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Granted: 1961-01-31
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Expires: 1978-10-28
Abstract
No abstract record available.
Inventors
- 👤 Edward G Martin
- 👤 Ward J Haas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:22
CPC Classifications
A; A23; A23K; A23K50/00; A23K50/30; A23K20/00; A23K20/10; A23K20/195
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
AN ANIMAL FEED COMPOSITION COMPRISING A NUTRITIONALY BALANCED ANIMAL FEED TOGETHER WITH AN OLEANDOMYCIN RESIN ADSORBATE WHEREIN THE OLEANDOMYCIN IS PRESENT AS AN ADSORBATE ON A POROUS SULFONIC ACID TYPE CATION EXCHANGE RESIN OF LOW TOXICITY.
Claim 2
Dependent Claim
36 words
AN ANIMAL FEED COMPOSITION COMPRISING A NUTRITIONALY BALANCED ANIMAL FEED TOGETHER WITH AN OLEANDOMYCIN RESIN ADSORBATE WHEREIN THE OLEANDOMYCIN IS PRESENT AS AN ADSORBATE ON A POROUS SULFONIC ACID TYPE CATION EXCHANGE RESIN OF LOW TOXICITY.
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) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |