US3227783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of spheroids
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1962-06-06
•
Granted: 1966-01-04
•
Expires: 1982-06-06
Abstract
No abstract record available.
Inventors
- 👤 Williams Neville Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:26
CPC Classifications
B; B24; B24B; B24B31/00; B24B31/06; B24B31/073; B01; B01J; B01J2/00; B01J2/14; B01J2/18; B22; B22F; B22F1/00; B22F1/06; B22F1/065; B24B11/00; B24B11/02; G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/623; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
APPARATUS FOR PRODUCING SPEROIDS COMPRISING AN ANNULAR DISH, AN ABRASIVE LINING IN THE DISH, AND MEANS FOR APPLYING A GYRATORY VIBRATION TO THE DISH IN A HORIZONTAL PLANE SUCH THAT PARTICLES PLACED IN THE DISH MOVE AROUND THE DISH.
Claim 2
Dependent Claim
39 words
APPARATUS FOR PRODUCING SPEROIDS COMPRISING AN ANNULAR DISH, AN ABRASIVE LINING IN THE DISH, AND MEANS FOR APPLYING A GYRATORY VIBRATION TO THE DISH IN A HORIZONTAL PLANE SUCH THAT PARTICLES PLACED IN THE DISH MOVE AROUND THE DISH.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |