US2708032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mica flake classifying device and method
Assignee: Integrated Mica Corp
•
Filing: 1951-11-24
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Granted: 1955-05-10
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Expires: 1971-11-24
Abstract
No abstract record available.
Inventors
- 👤 Moses D Heyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:52
CPC Classifications
B; B03; B03B; B03B7/00; B03B5/00; B03B5/02; B03B5/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A DEVICE FOR SEPARATING THE THINNER FROM THE THICKER FLAKES IN A LOW OF LIQUID-BORNE FLAKES, SAID DEVICE COMPRISING A RECEPTACLE FOR RECEIVING SAID FLOW AND HAVING A BOTTOM AND AN OUTLET FROM SAID BOTTOM AN OPEN-BOTTOMED TUBULAR MEMBER WITHIN THE RECEPTACLE AND HAVING AN OUTLET ABOVE THE LOWER END THEREOF, AND MEANS TO RECIPROCATE SAID RECEPTACLE RELATIVE TO THE TUBULAR MEMBER TO BODILY RECIPROCATE THE LIQUID AND FLAKES THEREIN TO INTERMITTENTLY DISPLACE THE THINNER FLAKES UPWARDLY IN THE LIQUID IN THE TUBULAR MEMBER AND OUTWARDLY FROM THE OUTLET OF SAID TUBULAR MEMBER, THE THICKER FLAKES FLOWING OUTWARD THROUGH THE OUTLET IN THE BOTTOM OF THE RECEPTACLE.
Claim 2
Independent Claim
107 words
A DEVICE FOR SEPARATING THE THINNER FROM THE THICKER FLAKES IN A LOW OF LIQUID-BORNE FLAKES, SAID DEVICE COMPRISING A RECEPTACLE FOR RECEIVING SAID FLOW AND HAVING A BOTTOM AND AN OUTLET FROM SAID BOTTOM AN OPEN-BOTTOMED TUBULAR MEMBER WITHIN THE RECEPTACLE AND HAVING AN OUTLET ABOVE THE LOWER END THEREOF, AND MEANS TO RECIPROCATE SAID RECEPTACLE RELATIVE TO THE TUBULAR MEMBER TO BODILY RECIPROCATE THE LIQUID AND FLAKES THEREIN TO INTERMITTENTLY DISPLACE THE THINNER FLAKES UPWARDLY IN THE LIQUID IN THE TUBULAR MEMBER AND OUTWARDLY FROM THE OUTLET OF SAID TUBULAR MEMBER, THE THICKER FLAKES FLOWING OUTWARD THROUGH THE OUTLET IN THE BOTTOM OF THE RECEPTACLE.
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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) | 1958-05-09 | 1958-11-08 | 1959-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-09 | 1962-11-08 | 1963-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-09 | 1966-11-08 | 1967-05-10 | $7700.00 | Window Closed / Lapsed |