Patent US2622985A successfully refreshed from Google Patents.
US2622985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Puffing cereal grains
Assignee: General Foods Corp
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Filing: 1951-01-26
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Granted: 1952-12-23
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Expires: 1971-01-26
Abstract
No abstract record available.
Inventors
- 👤 Clifton F Haughey
- 👤 Reginald T Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:43
CPC Classifications
A; A23; A23L; A23L7/00; A23L7/10; A23L7/161; A23L7/174; A23L7/178
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A PROCESS FOR PUFFING CEREAL GRAINS WHICH COMPRISES MAINTAINING STEAM PRESSURE IN AN ELONGATED CONFINED ZONE HAVING AN ORIFICE OPENING AT ITS OUTLET END THROUGH WHICH A HIGH VELOCITY CURRENT OF STEAM CONTINUOUSLY DISCHARGES, MOVING A STREAM OF LOOSE INDIVIDUAL GRAINS CONTINUOUSLY THROUGH THE STEAM ATMOSPHERE IN SAID
Claim 2
Dependent Claim
48 words
A PROCESS FOR PUFFING CEREAL GRAINS WHICH COMPRISES MAINTAINING STEAM PRESSURE IN AN ELONGATED CONFINED ZONE HAVING AN ORIFICE OPENING AT ITS OUTLET END THROUGH WHICH A HIGH VELOCITY CURRENT OF STEAM CONTINUOUSLY DISCHARGES, MOVING A STREAM OF LOOSE INDIVIDUAL GRAINS CONTINUOUSLY THROUGH THE STEAM ATMOSPHERE IN SAID
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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |