US3213170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of granulated material of cylindrical or other form
Assignee: Bayer AG
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Filing: 1962-01-25
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Granted: 1965-10-19
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Expires: 1982-01-25
Abstract
No abstract record available.
Inventors
- 👤 Erdmenger Rudolf
- 👤 Stade Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:43
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/02; B29B9/06; B29B9/065; B01; B01J; B01J2/00; B01J2/20; C; C05; C05B; C05B19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A PROCESS FOR THE MANUFACTURE OF GRANULATED MATERIALS FROM MOLDABLE MATERIAL OF UNIFORM COMPOSITION WHICH COMPRISES: (A) CONTINUOUSLY EXTRUDING THE MATERIAL THROUGH A DIE OPENING TO PROVIDE A PROJECTION OF THE MATERIAL FROM THE DIE OPENING, (B) DIRECTING A CONTINUOUS STREAM OF GAS AT A SUBSTANTIALLY CONSTANT SUPPLY PRESSURE TRANSVERSELY ON THE DIRECTION OF EXTRUSION AND OVER A LENGTH OF THE PROJECTION IN THE DIRECTION OF THE EXTRUSION TO IMPOSE A FORCE OVER SAID LENGTH EFFECTIVE TO BREAK THE PROJECTION SUBSTANTIALLY AT SAID OPENING.
Claim 2
Dependent Claim
84 words
A PROCESS FOR THE MANUFACTURE OF GRANULATED MATERIALS FROM MOLDABLE MATERIAL OF UNIFORM COMPOSITION WHICH COMPRISES: (A) CONTINUOUSLY EXTRUDING THE MATERIAL THROUGH A DIE OPENING TO PROVIDE A PROJECTION OF THE MATERIAL FROM THE DIE OPENING, (B) DIRECTING A CONTINUOUS STREAM OF GAS AT A SUBSTANTIALLY CONSTANT SUPPLY PRESSURE TRANSVERSELY ON THE DIRECTION OF EXTRUSION AND OVER A LENGTH OF THE PROJECTION IN THE DIRECTION OF THE EXTRUSION TO IMPOSE A FORCE OVER SAID LENGTH EFFECTIVE TO BREAK THE PROJECTION SUBSTANTIALLY AT SAID OPENING.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |