US3221372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for extruding collagen fibrils
Assignee: Johnson and Johnson
•
Filing: 1963-09-16
•
Granted: 1965-12-07
•
Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Emanuel R Lieberman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
A; A22; A22C; A22C13/00; A22C13/0003; A22C13/0006; B; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C48/10; B29C48/25; B29C48/30; B29C48/32; B29C48/33; B29C48/88; B29C48/919; A22C2013/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A NOZZLE FOR EXTRUDING SWOLLEN COLLAGEN FIBRILS IN THE FORM OF A TUBE SUITABLE FOR A SAUSAGE CAUSING, COMPRISING AN ELONGATED CHAMBER DEFINED BY INNER AND OUTER WALLS, A PARTITIONING MEMBER THEREBETWEEN TO DIVIDE THE FLOW OF THE COLLAGEN, MEANS FOR ROTATING THE PARTITIONING MEMBER TO ORIENT THE COLLAGEN FIBRILS IN THE VICINITY OF SAID PARTITIONING MEMBER AT AN ANGLE TO THE DIRECTION OF FLOW, AND A NOZZLE SECTION AT THE DISCHARGE END OF THE ELONGATED CHAMBER IN WHICH THE DIVIDED FLOW OF COLLAGEN FROM THE ELONGATED CHAMBER IS MERGED.
Claim 2
Dependent Claim
90 words
A NOZZLE FOR EXTRUDING SWOLLEN COLLAGEN FIBRILS IN THE FORM OF A TUBE SUITABLE FOR A SAUSAGE CAUSING, COMPRISING AN ELONGATED CHAMBER DEFINED BY INNER AND OUTER WALLS, A PARTITIONING MEMBER THEREBETWEEN TO DIVIDE THE FLOW OF THE COLLAGEN, MEANS FOR ROTATING THE PARTITIONING MEMBER TO ORIENT THE COLLAGEN FIBRILS IN THE VICINITY OF SAID PARTITIONING MEMBER AT AN ANGLE TO THE DIRECTION OF FLOW, AND A NOZZLE SECTION AT THE DISCHARGE END OF THE ELONGATED CHAMBER IN WHICH THE DIVIDED FLOW OF COLLAGEN FROM THE ELONGATED CHAMBER IS MERGED.
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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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |