US2928739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed composition and method of making and testing
Assignee: Pillsbury Co
•
Filing: 1958-06-30
•
Granted: 1960-03-15
•
Expires: 1978-06-30
Abstract
No abstract record available.
Inventors
- 👤 Chastain G Harrel
- 👤 William A Bosin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:17
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/20; A23K20/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A DRY PULVERULENT FEED COMPOSITION HAVING AS AN INGREDIENT ADDED THERETO IN NUTRIENT QUANTITY, MAGNETICALLY ATTRACTABLE IRON, SUBSTANTIALLY ALL OF WHICH IS IN THE FORM OF PARTICLES WHICH LIE IN THE RANGE OF 3 TO 20 MICRONS.
Claim 2
Dependent Claim
37 words
A DRY PULVERULENT FEED COMPOSITION HAVING AS AN INGREDIENT ADDED THERETO IN NUTRIENT QUANTITY, MAGNETICALLY ATTRACTABLE IRON, SUBSTANTIALLY ALL OF WHICH IS IN THE FORM OF PARTICLES WHICH LIE IN THE RANGE OF 3 TO 20 MICRONS.
References Cited (Backward Citations)
US2695517A
Cited
US2712997A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |