US3083828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fractionating apparatus
Assignee: Anderson Clayton and Co
•
Filing: 1960-10-11
•
Granted: 1963-04-02
•
Expires: 1980-10-11
Abstract
No abstract record available.
Inventors
- 👤 John A Reddick
- 👤 Earl E Berkley
- 👤 Lionel L Linthicum
- 👤 Henry H Buxton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:48
CPC Classifications
D; D01; D01G; D01G9/00; D01G9/08; B; B03; B03B; B03B5/00; B03B5/48; B03B5/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN APPARATUS FOR FRACTIONATING FIBROUS MATERIALS COMPRISING A CONTAINER FOR RECEIVING SAID MATERIAL, A ROTATABLE BODY POSITIONED INTERIORLY OF SAID CONTAINER AND MOUNTED FOR ROTATION IN SAID CONTAINER, SAID CONTAINER HAVING A CLOSABLE MATERIAL OPENING FOR FEEDING MATERIAL INTO THE CONTAINER, SAID BODY HAVING AN INTERIOR PASSAGEWAY, SAID PASSAGEWAY BEING IN FLUID COMMUNICATION WITH THE ATMOSPHERE, A PLURALITY OF OUTWARDLY EXTENDING BLADES SECURED TO THE EXTERIOR OF SAID BODY, SAID BLADES BEING SUBSTANTIALLY PERPENDICULAR TO THE SURFACE OF SAID BODY, SAID BODY HAVING A PLURALITY OF OPENINGS IN COMMUNICATION WITH SAID INTERIOR PASSAGEWAY WHEREBY AS THE BODY IS RO-
Claim 2
Independent Claim
99 words
AN APPARATUS FOR FRACTIONATING FIBROUS MATERIALS COMPRISING A CONTAINER FOR RECEIVING SAID MATERIAL, A ROTATABLE BODY POSITIONED INTERIORLY OF SAID CONTAINER AND MOUNTED FOR ROTATION IN SAID CONTAINER, SAID CONTAINER HAVING A CLOSABLE MATERIAL OPENING FOR FEEDING MATERIAL INTO THE CONTAINER, SAID BODY HAVING AN INTERIOR PASSAGEWAY, SAID PASSAGEWAY BEING IN FLUID COMMUNICATION WITH THE ATMOSPHERE, A PLURALITY OF OUTWARDLY EXTENDING BLADES SECURED TO THE EXTERIOR OF SAID BODY, SAID BLADES BEING SUBSTANTIALLY PERPENDICULAR TO THE SURFACE OF SAID BODY, SAID BODY HAVING A PLURALITY OF OPENINGS IN COMMUNICATION WITH SAID INTERIOR PASSAGEWAY WHEREBY AS THE BODY IS RO-
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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |