Patent US2731904A successfully refreshed from Google Patents.
US2731904A
Expired / Lapsed
US
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Cereal puffing machine
Assignee: —
•
Filing: —
•
Granted: 1956-01-24
•
Expires: 1973-01-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:20
CPC Classifications
A; A23; A23P; A23P30/00; A23P30/30; A23P30/32; A23P30/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A MACHINE FOR TREATING CEREALS OR THE LIKE COMPRISING A TURRET, MEANS TO ROTATE THE TURRET CONTINUOUSLY, A PLURALITY OF TREATING CHAMBERS ON THE TURRET, MOVABLE CLOSURES AT THE ENDS OF THE CHAMBERS, MEANS TO ADMIT STEAM TO THE INTERIORS OF THE CHAMBERS WHILE THEY ARE ROTATING, MEANS LOCATED IN THE CYCLE OF THE TURRET ACTING ON THE CLOSURES TO BRING THEM SUCCESSIVELY ONTO THE ENDS OF THE CHAMBERS AND LOCK THEM IN THAT POSITION WHILE THE TURRET IS ROTATING, AND MEANS OPERATED BY THE ROTATION OF THE TURRET TO RELEASE THE CLOSURES AT A FURTHER POINT IN THE CYCLE OF THE TURRET.
Claim 2
Dependent Claim
103 words
A MACHINE FOR TREATING CEREALS OR THE LIKE COMPRISING A TURRET, MEANS TO ROTATE THE TURRET CONTINUOUSLY, A PLURALITY OF TREATING CHAMBERS ON THE TURRET, MOVABLE CLOSURES AT THE ENDS OF THE CHAMBERS, MEANS TO ADMIT STEAM TO THE INTERIORS OF THE CHAMBERS WHILE THEY ARE ROTATING, MEANS LOCATED IN THE CYCLE OF THE TURRET ACTING ON THE CLOSURES TO BRING THEM SUCCESSIVELY ONTO THE ENDS OF THE CHAMBERS AND LOCK THEM IN THAT POSITION WHILE THE TURRET IS ROTATING, AND MEANS OPERATED BY THE ROTATION OF THE TURRET TO RELEASE THE CLOSURES AT A FURTHER POINT IN THE CYCLE OF THE TURRET.
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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) | 1959-01-23 | 1959-07-25 | 1960-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-23 | 1963-07-25 | 1964-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-23 | 1967-07-25 | 1968-01-24 | $7700.00 | Window Closed / Lapsed |