US3298080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making needled fabric structure
Assignee: Fiberwoven Corp
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Filing: 1965-05-24
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Granted: 1967-01-17
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Expires: 1985-05-24
Abstract
No abstract record available.
Inventors
- 👤 Ii Alexander M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:15
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD OF PRODUCING A NEEDLED FABRIC COMPRISING THE STEP OF: FORMING A BATT OF LOOSELY MATTED FIBERS FROM A PLURALITY OF SUPERIMPOSED LAYERS OF INDIVIDUAL FIBERS, FORCIBLE ORIENTING FIBERS FROM ONE SIDE OF THE BATT TOWARD THE OTHER SIDE IN A PLURALITY OF INDIVIDUAL PATHS BY INCREASING THE NUMBER OF FIBERS ORIENTED FROM EACH LAYER IN EACH PATH TO PROGRESSIVELY INCREASE FIBER ENTANGLEMENT AS THE PATH APPROACHES THE CENTER OF THE BATT, AND FORCIBLE ORIENTING FIBERS FROM THE OTHER SIDE OF THE BATT TOWARD THE FIRST SIDE IN A PLURALITY OF INDIVIDUAL PATHS BY INCREASING THE NUMBER OF FIBERS ORIENTED FROM EACH LAYER
Claim 2
Independent Claim
104 words
A METHOD OF PRODUCING A NEEDLED FABRIC COMPRISING THE STEP OF: FORMING A BATT OF LOOSELY MATTED FIBERS FROM A PLURALITY OF SUPERIMPOSED LAYERS OF INDIVIDUAL FIBERS, FORCIBLE ORIENTING FIBERS FROM ONE SIDE OF THE BATT TOWARD THE OTHER SIDE IN A PLURALITY OF INDIVIDUAL PATHS BY INCREASING THE NUMBER OF FIBERS ORIENTED FROM EACH LAYER IN EACH PATH TO PROGRESSIVELY INCREASE FIBER ENTANGLEMENT AS THE PATH APPROACHES THE CENTER OF THE BATT, AND FORCIBLE ORIENTING FIBERS FROM THE OTHER SIDE OF THE BATT TOWARD THE FIRST SIDE IN A PLURALITY OF INDIVIDUAL PATHS BY INCREASING THE NUMBER OF FIBERS ORIENTED FROM EACH LAYER
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |