Patent US2955981A successfully refreshed from Google Patents.
US2955981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prevention of iron-deficiency anemias in suckling mammals
Assignee: Wyeth Holdings LLC
•
Filing: 1957-12-31
•
Granted: 1960-10-11
•
Expires: 1977-12-31
Abstract
No abstract record available.
Inventors
- 👤 Linkenheimer Wayne Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:01
CPC Classifications
A; A61; A61K; A61K33/00; A61K33/24; A61K33/26; A23; A23K; A23K20/00; A23K20/20; A23K20/30; A23K50/00; A23K50/30; A61K31/00; A61K31/28; A61K31/295
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A METHOD OF PREVENTING IRON-DEFICIENCY ANEMIA IN SUCKLING MAMMALS WHICH COMPRISES THE STEP OF ADMINISTERING PARENTALLY TO THE LACTATING MOTHER AN IRON CHELATE OF ETHYLENEDIAMINE TETRAACETIC ACID DURING THE SUCKLING PERIOD.
Claim 2
Independent Claim
31 words
A METHOD OF PREVENTING IRON-DEFICIENCY ANEMIA IN SUCKLING MAMMALS WHICH COMPRISES THE STEP OF ADMINISTERING PARENTALLY TO THE LACTATING MOTHER AN IRON CHELATE OF ETHYLENEDIAMINE TETRAACETIC ACID DURING THE SUCKLING PERIOD.
References Cited (Backward Citations)
US2816060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |