US3108320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the granulation of plastic masses
Assignee: Individual
•
Filing: 1961-12-14
•
Granted: 1963-10-29
•
Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Daester Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:53
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/02; B29B9/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
59 words
APPARATUS FOR THE GRANULATION OF PLASTIC MASSES COMPRISING A CONICAL MOLDING NOZZLE FOR EXTRUDING A STRAND OF HOT THERMOPLASTIC MATERIAL, PRESSURIZING MEANS FOR FORCING SAID MASS OF MATERIAL IN STRAND FORM THROUGH SAID MOLDING NOZZLE, AN INDEPENDENT COOLING CONDUIT FITTED WITH ATOMIZING HEAD SPACED BEYOND THE EXIT OF SAID MOLDING NOZZLE FOR DIRECTING COOLING WATER ONTO THE SKIN OF
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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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |