US2838401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Puffing method and apparatus
Assignee: Baerguard Inc
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Filing: 1955-02-01
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Granted: 1958-06-10
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Expires: 1975-02-01
Abstract
No abstract record available.
Inventors
- 👤 Wilbur C Gates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:48
CPC Classifications
A; A23; A23L; A23L7/00; A23L7/10; A23L7/161; A23L7/174; A23L7/178; Y; Y10; Y10S; Y10S99/00; Y10S99/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
THE METHOD WHICH COMPRISES SUPPLYING CEREAL IN GRANULAR FORM DOWNWARDLY THROUGH A COLUMN OF WATER EXTENDING UPWARDLY FROM A BODY OF WATER IN A COOKING ZONE, FEEDING CEREAL FROM THE COLUMN TO THE COOKING ZONE WHEREIN IT IS COOKED UNDER SUBSTANTIAL PRESSURE IN SUBSTANTIAL ABSENCE OF AIR WHILE THE CEREAL IS CONVEYED FROM BELOW THE WATER INTO A STREAM ZONE ABOVE THE WATER AND THEN PASSING THE COOKED CEREAL THROUGH A RESTRICTED OPENING INTO A MAINTAINED VACUUM WHEREBY THE PRESSURE DROP BETWEEN THE COOKING ZONE AND THE EVACUATED ZONE IS EXPLOSIVE IN NATURE AND THE CEREAL IS PUFFED.
Claim 2
Independent Claim
98 words
THE METHOD WHICH COMPRISES SUPPLYING CEREAL IN GRANULAR FORM DOWNWARDLY THROUGH A COLUMN OF WATER EXTENDING UPWARDLY FROM A BODY OF WATER IN A COOKING ZONE, FEEDING CEREAL FROM THE COLUMN TO THE COOKING ZONE WHEREIN IT IS COOKED UNDER SUBSTANTIAL PRESSURE IN SUBSTANTIAL ABSENCE OF AIR WHILE THE CEREAL IS CONVEYED FROM BELOW THE WATER INTO A STREAM ZONE ABOVE THE WATER AND THEN PASSING THE COOKED CEREAL THROUGH A RESTRICTED OPENING INTO A MAINTAINED VACUUM WHEREBY THE PRESSURE DROP BETWEEN THE COOKING ZONE AND THE EVACUATED ZONE IS EXPLOSIVE IN NATURE AND THE CEREAL IS PUFFED.
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) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |