US3325906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for conveying continuous filaments
Assignee: EIDP Inc
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Filing: 1965-02-10
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Granted: 1967-06-20
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Expires: 1985-02-10
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Franke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:04
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/08; D04H3/16; D02; D02J; D02J1/00; D02J1/18; D04H3/02; D04H3/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
IN A METHOD WHEREIN A MULTIFILAMENT STRAND OF CONTINUOUS FILAMENTS IF FORWARDED BY MEANS OF A HIGH-VELOCITY FLUID STREAM THROUGH A CONFINING CHANNEL WITH MINIMUM FILAMENT ENTANGLEMENT AND BUNCHING, THE IMPROVEMENT COMPRISING SPREADING THE FILAMENTS OF THE STRAND UNIFORMLY
Claim 2
Dependent Claim
39 words
IN A METHOD WHEREIN A MULTIFILAMENT STRAND OF CONTINUOUS FILAMENTS IF FORWARDED BY MEANS OF A HIGH-VELOCITY FLUID STREAM THROUGH A CONFINING CHANNEL WITH MINIMUM FILAMENT ENTANGLEMENT AND BUNCHING, THE IMPROVEMENT COMPRISING SPREADING THE FILAMENTS OF THE STRAND UNIFORMLY
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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |