US3210016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for milling and dispersing substances
Assignee: Individual
•
Filing: 1962-11-20
•
Granted: 1965-10-05
•
Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Sevin Roger Joseph
- 👤 Edwards George Wilfrid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:44
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/18; B02C17/20; B02C17/16; B02C19/00; B02C19/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A APPARATUS FOR MILLING AND DISPERSING SUBSTANCES BY AGITATING THE SUBSTANCES IN ADMIXTURE WITH SOLID MILLING AGENTS, COMPRISING IN COMBINATTION: A FRAME; A VESSLE MOUNTED ON SAID FRAME FOR ROTATION ABOUT A VERTICAL AXIS; SAID VESSLE HAVING A SOLID BOTTOM AND SIDE WALLS; A FIRST DIRVING MEANS FOR ROTATING SAID VESSEL ABOUT SAID AXIS; A LATERAL SCREEN LOCATED AT THE UPPER PART OF SAID VESSLE, FOR PERMITTING THE ESCAPE OF THE MILLED SUBSTANCE FROM SAID VESSEL, SAID SCREEN BEING OF A SUFFICIENT FINENESS TO RETAIN SAID MILLING AGENTS; ROTATABLE MEANS MOUNTED ON SAID FRAME FOR ROTATION WITHIN THE BOTTOM PART OF SAID VESSEL ABOUT SAID VERTICAL AXIS, WHEREBY TO AGITATE SAID SUBSTANCES IN SAID VESSEL; AND SECOND DIRVING MEANS FOR ROTATING SAID ROTATABLE MEANS, SAID FIRST AND SAID SECOND DIRVING MEANS BEING INDEPENDENTLY OPERABLE.
Claim 2
Independent Claim
134 words
A APPARATUS FOR MILLING AND DISPERSING SUBSTANCES BY AGITATING THE SUBSTANCES IN ADMIXTURE WITH SOLID MILLING AGENTS, COMPRISING IN COMBINATTION: A FRAME; A VESSLE MOUNTED ON SAID FRAME FOR ROTATION ABOUT A VERTICAL AXIS; SAID VESSLE HAVING A SOLID BOTTOM AND SIDE WALLS; A FIRST DIRVING MEANS FOR ROTATING SAID VESSEL ABOUT SAID AXIS; A LATERAL SCREEN LOCATED AT THE UPPER PART OF SAID VESSLE, FOR PERMITTING THE ESCAPE OF THE MILLED SUBSTANCE FROM SAID VESSEL, SAID SCREEN BEING OF A SUFFICIENT FINENESS TO RETAIN SAID MILLING AGENTS; ROTATABLE MEANS MOUNTED ON SAID FRAME FOR ROTATION WITHIN THE BOTTOM PART OF SAID VESSEL ABOUT SAID VERTICAL AXIS, WHEREBY TO AGITATE SAID SUBSTANCES IN SAID VESSEL; AND SECOND DIRVING MEANS FOR ROTATING SAID ROTATABLE MEANS, SAID FIRST AND SAID SECOND DIRVING MEANS BEING INDEPENDENTLY OPERABLE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |