Patent US3135023A successfully refreshed from Google Patents.
US3135023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making strands, yarns, and the like
Assignee: Johnson and Johnson
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Filing: 1958-06-27
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Granted: 1964-06-02
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Expires: 1978-06-27
Abstract
No abstract record available.
Inventors
- 👤 Kalwaites Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:38
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
THE METHOD OF CONVERTING A FIBROUS LAYER CONTAINING FIBERS CAPABLE OF MOVEMENT UNDER THE INFLUENCE OF AN APPLIED LIQUID FORCE INTO A PLURALITY OF UNITARY STRAND PRODUCTS WHICH COMPRISES; POSITIONING THE FIBROUS LAYER ADJACENT TO MEANS DEFINING SPACED, GENERALLY PARALLEL, PERMEABLE ELONGATED ZONES AND MEANS DURING FORAMINA OF SMALLER DIMENSIONS THAN THE WIDTH OF SAID ZONES, PASSING STREAMS OF LIQUID BETWEEN SAID ZONE DEFINING MEANS, THROUGH SAID LAYER AND SAID FORAMINA DURING MEANS TO DEFLECT SAID STREAMS LATERALLY IN GENERALLY OPPOSITE DIRECTIONS IN SAID ZONES, SAID DIRECTION HAVING COMPONENTS PARALLEL TO THE MEDIAN SECTION OF SAID FIBROUS LAYER AND PERPENDICULAR TO THE AXIS OF THE ELONGATED ZONE IN WHICH THE DEFLECTION OCCURS, AND DIRECTING STREAMS OF SAID DEFLECTED LIQUID IN OPPOSED DIRECTIONS FROM ADJACENT PAIRS OF SAID ZONES AGAINST THE GROUP OF FIBERS LYING BETWEEN SAID ADJACENT ZONES TO SUBDIVIDE SAID LAYER INTO A PLURALITY OF GENERALLY PARALLEL, SUBSTANTIALLY SEPARATE, CONTINUOUS GROUPS OF FIBERS.
Claim 2
Independent Claim
154 words
THE METHOD OF CONVERTING A FIBROUS LAYER CONTAINING FIBERS CAPABLE OF MOVEMENT UNDER THE INFLUENCE OF AN APPLIED LIQUID FORCE INTO A PLURALITY OF UNITARY STRAND PRODUCTS WHICH COMPRISES; POSITIONING THE FIBROUS LAYER ADJACENT TO MEANS DEFINING SPACED, GENERALLY PARALLEL, PERMEABLE ELONGATED ZONES AND MEANS DURING FORAMINA OF SMALLER DIMENSIONS THAN THE WIDTH OF SAID ZONES, PASSING STREAMS OF LIQUID BETWEEN SAID ZONE DEFINING MEANS, THROUGH SAID LAYER AND SAID FORAMINA DURING MEANS TO DEFLECT SAID STREAMS LATERALLY IN GENERALLY OPPOSITE DIRECTIONS IN SAID ZONES, SAID DIRECTION HAVING COMPONENTS PARALLEL TO THE MEDIAN SECTION OF SAID FIBROUS LAYER AND PERPENDICULAR TO THE AXIS OF THE ELONGATED ZONE IN WHICH THE DEFLECTION OCCURS, AND DIRECTING STREAMS OF SAID DEFLECTED LIQUID IN OPPOSED DIRECTIONS FROM ADJACENT PAIRS OF SAID ZONES AGAINST THE GROUP OF FIBERS LYING BETWEEN SAID ADJACENT ZONES TO SUBDIVIDE SAID LAYER INTO A PLURALITY OF GENERALLY PARALLEL, SUBSTANTIALLY SEPARATE, CONTINUOUS GROUPS OF FIBERS.
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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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |