US2746375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flour bleaching apparatus
Assignee: General Mills Inc
•
Filing: 1952-10-09
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Granted: 1956-05-22
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Expires: 1972-10-09
Abstract
No abstract record available.
Inventors
- 👤 Fredric M Abbott
- 👤 Denver C Balsley
- 👤 Henry F Bamesberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:38
CPC Classifications
A; A21; A21D; A21D2/00; A21D2/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
AN APPARATUS FOR BLEACHING FLOUR COMPRISING IN COMBINATION AN ENCLOSURE IN WHICH FLOUR IS SUBJECTED TO AN ATMOSPHERE OF A BLEACHING GAS, MEANS FOR INJECTING BLEACHING GAS INTO THE SHELL, A RIGID BODY WITHIN THE ENCLOSURE SHELL, MEANS CONNECTED TO THE BODY FREELY SUSPENDING THE RIGID BODY WITHIN THE SHELL CAPABLE OF FREE LATERAL MOVEMENT, MEANS FOR INTRODUCING FLOUR THROUGH AN OPENING IN THE TOP OF THE SHELL TO PERMIT IT TO DROP DOWN AND STRIKE THE RIGID BODY TO GIVE MOTION THERETO AND BE DISPERSED BETWEEN THE SHELL AND BODY TO PASS THROUGH TH BLEACHING GAS AND MEANS AT THE BOTTOM OF THE SHELL REMOVING THE FLOUR AS RAPIDLY AS IT ENTERS THE SHELL AT SAID TOP OPENING SO THAT IT WILL NOT PILE UP AGAINST SAID BODY,
Claim 2
Independent Claim
129 words
AN APPARATUS FOR BLEACHING FLOUR COMPRISING IN COMBINATION AN ENCLOSURE IN WHICH FLOUR IS SUBJECTED TO AN ATMOSPHERE OF A BLEACHING GAS, MEANS FOR INJECTING BLEACHING GAS INTO THE SHELL, A RIGID BODY WITHIN THE ENCLOSURE SHELL, MEANS CONNECTED TO THE BODY FREELY SUSPENDING THE RIGID BODY WITHIN THE SHELL CAPABLE OF FREE LATERAL MOVEMENT, MEANS FOR INTRODUCING FLOUR THROUGH AN OPENING IN THE TOP OF THE SHELL TO PERMIT IT TO DROP DOWN AND STRIKE THE RIGID BODY TO GIVE MOTION THERETO AND BE DISPERSED BETWEEN THE SHELL AND BODY TO PASS THROUGH TH BLEACHING GAS AND MEANS AT THE BOTTOM OF THE SHELL REMOVING THE FLOUR AS RAPIDLY AS IT ENTERS THE SHELL AT SAID TOP OPENING SO THAT IT WILL NOT PILE UP AGAINST SAID BODY,
References Cited (Backward Citations)
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Cited
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Cited
US1732442A
Cited
US1914342A
Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |