US3283564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic deniering apparatus
Assignee: EIDP Inc
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Filing: 1964-12-28
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Granted: 1966-11-08
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Expires: 1984-12-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Elmer Marc Biddison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:35
CPC Classifications
G; G01; G01B; G01B13/00; G01B13/08; B; B65; B65H; B65H63/00; B65H63/06; B65H63/062; B65H63/067; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
A DENIERING APPARATUS COMPRISING A MONITORING HEAD HAVING AN INTERIOR CHAMBER DEFINED BY A SUBSTANTIALLY CYLINDRICAL SIDE WALL AND A PAIR OF END WALLS, ONE END WALL BEING DISH-SHAPED WITH A CENTRAL FLAT SEGMENT, THE OTHER END WALL HAVING A PLANE INNER SURFACE IN PROXIMAL PARALLELISM WITH SAID SEGMENT, SAID END WALLS HAVING ALIGNED APERTURES ADAPTED FOR THE ADVANCE OF YARN THROUGH SAID HEAD, SAID DISH-SHAPED WALL BEING CONVERGENT ON SAID PLANE INNER SURFACE, SAID FLAT SEGMENT DEFINING A SHALLOW SPACE BETWEEN IT AND SAID PLANE INNER SURFACE, SAID SHALLOW SPACE HAVING A HEIGHT SUBSTANTIALLY LESS THAN THE HEIGHT OF SAID SIDE WALL, SAID CHAMBER BEING ADAPTED FOR CONNECTION TO A SOURCE OF PRESSURIZED FLUID.
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |