Patent US2708032A successfully refreshed from Google Patents.
US2708032A
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Mica flake classifying device and method
Assignee: Integrated Mica Corp
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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 18:30
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.
References Cited (Backward Citations)
US166252A
Cited
US427249A
Cited
US2358970A
Cited
US713436A
Cited
GB191118057A
Cited
US1741869A
Cited
US1910386A
Cited
US2241646A
Cited
US2196457A
Cited
US2163927A
Cited
US2222777A
Cited
US2517832A
Cited
US2570035A
Cited
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 |