US2533103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the liquid treatment of threads
Assignee: Akzo Nobel UK PLC
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Filing: 1949-04-20
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Granted: 1950-12-05
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Expires: 1969-04-20
Abstract
No abstract record available.
Inventors
- 👤 Givens John Harrison
- 👤 Wale John
- 👤 Rose Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:59
CPC Classifications
D; D06; D06B; D06B1/00; D06B1/02; C; C03; C03B; C03B5/00; C03B5/16; C03B5/225; C03C; C03C1/00; C03C1/004; C03C3/00; C03C3/04; C03C3/06; C03C3/076; C03C3/089; C03C3/091; C03C3/11; C03C3/112; C03C3/115; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0445; C03C2201/00; C03C2201/06; C03C2201/08; C03C2201/14; C03C2201/30; C03C2201/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A ROLLER ON THE SURFACE OF WHICH LIQUID TREATMENT IS TO BE EFFECTED, HAVING AT LEAST ONE LIQUID TREATING ZONE WITH A SURFACE OF MATERIAL WHICH IS WETTED BY THE LIQUID TO BE USED AND A BOUNDARY ZONE WITH A SURFACE OF MATERIAL WHICH IS NOT WETTED BY THE LIQUID TO BE USED SO THAT THE LIQUID SUPPLIED TO THE TREATING ZONE WILL NOT NORMALLY PASS ACROSS THE SURFACE OF THE BOUNDARY ZONE.
Claim 2
Dependent Claim
73 words
A ROLLER ON THE SURFACE OF WHICH LIQUID TREATMENT IS TO BE EFFECTED, HAVING AT LEAST ONE LIQUID TREATING ZONE WITH A SURFACE OF MATERIAL WHICH IS WETTED BY THE LIQUID TO BE USED AND A BOUNDARY ZONE WITH A SURFACE OF MATERIAL WHICH IS NOT WETTED BY THE LIQUID TO BE USED SO THAT THE LIQUID SUPPLIED TO THE TREATING ZONE WILL NOT NORMALLY PASS ACROSS THE SURFACE OF THE BOUNDARY ZONE.
References Cited (Backward Citations)
US2416533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |