US3080607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Melt spinning apparatus
Assignee: Beaunit Mills Inc
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Filing: 1957-01-28
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Granted: 1963-03-12
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Expires: 1977-01-28
Abstract
No abstract record available.
Inventors
- 👤 Rudolph S Bley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:09
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
APPARATUS FOR SPINNING MOLTEN ORGANIC FILAMENTFORMING COMPOSITIONS COMPRISING A DOWNWARDLY DIRECTED SPINNERET THROUGH WHICH THE MOLTEN COMPOSITION IS PUMPED TO FORM FILAMENTS, A COLLAR EXTENDING FOR A SHORT DISTANCE BELOW SAID SPINNERET, MEANS FOR ADJUSTABLY RESTRICTING THE LOWER END OF SAID COLLAR, A VERTICALLY EXTENDING TUBULAR MEMBER ALIGNED WITH SAID SPINNERET AND SAID COLLAR WHEREBY THE FILAMENTS FALL BY GRAVITY THERETHROUGH,
Claim 2
Dependent Claim
61 words
APPARATUS FOR SPINNING MOLTEN ORGANIC FILAMENTFORMING COMPOSITIONS COMPRISING A DOWNWARDLY DIRECTED SPINNERET THROUGH WHICH THE MOLTEN COMPOSITION IS PUMPED TO FORM FILAMENTS, A COLLAR EXTENDING FOR A SHORT DISTANCE BELOW SAID SPINNERET, MEANS FOR ADJUSTABLY RESTRICTING THE LOWER END OF SAID COLLAR, A VERTICALLY EXTENDING TUBULAR MEMBER ALIGNED WITH SAID SPINNERET AND SAID COLLAR WHEREBY THE FILAMENTS FALL BY GRAVITY THERETHROUGH,
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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |