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US2532471A Expired / Lapsed US ⏱️ 0.0 years remaining

Spray application of dyestuff and other materials

Assignee: Akzo Nobel UK PLC
•
Filing: 1947-04-10
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Granted: 1950-12-05
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Expires: 1967-04-10
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Abstract

No abstract record available.

Inventors

  • 👤 Frederick C Wedler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 18:47
CPC Classifications
D; D06; D06B; D06B1/00; D06B1/02; D06B19/00; D06B19/0005; D06B19/0029; D06B19/0035; D06B19/0047; D06B19/0052; D06B21/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 166 words
APPARATUS FOR TREATING FABRICS COMPRISING A PLURALITY OF JUXTAPOSED CHAMBERS INCLUDING A PRIMARY TREATING CHAMBER, A DRYING CHAMBER, AND AT LEAST ONE TREATING CHAMBER INTERMEDIATE OF THE PRIMARY AND DRYING CHAMBERS, EACH INTERMEDIATE CHAMBER HAVING ENTRANCE AND EXIT PASSAGES IN OPPOSITE WALLS THEREOF, ROLLERS WITHIN THE CHAMBER, ONE ROLLER BEING ADJACENT EACH OF THE PASSAGES FOR GUIDING THE FABRIC PROCEEDING THERETHROUGH, AND AT LEAST ONE OTHER ROLLER BEING MOUNTED ON AN AXIS DISPLACED FROM THE PLANE OF THE AXES OF THOSE ADJACENT THE PASSAGES FOR LGUIDING THE FABRIC THROUGH A DEVIOUS PATH THROUGH THE CHAMBER, A FABRIC EXIT PASSAGE IN THE WALL OF THE PRIMARY CHAMBER REGISTERING WITH THE FABRIC ENTRANCE PASSAGE OF THE ADJACENT INTERMIDDIATE CHAMBER, A FABRIC ENTRANCE PASSAGE IN THE WALL OF THE DRYING CHAMBER AND A ROLLER ASSOCIATED THEREWITH ADJACENT THE FABRIC EXIT PASSAGE OF THE ADJOINING INTERMEDIATE KCHAMBER, AND MEANS ADJACENT THE FABRIC PATH IN THE PRIMARY AND INTERMEDIATE CHAMBERS FOR SPRAYING TREATING LIQUIDS IN CONTROLLED AMOUNTS DIRECTLY UPON THE FABRICS.
Claim 2
Dependent Claim 166 words
APPARATUS FOR TREATING FABRICS COMPRISING A PLURALITY OF JUXTAPOSED CHAMBERS INCLUDING A PRIMARY TREATING CHAMBER, A DRYING CHAMBER, AND AT LEAST ONE TREATING CHAMBER INTERMEDIATE OF THE PRIMARY AND DRYING CHAMBERS, EACH INTERMEDIATE CHAMBER HAVING ENTRANCE AND EXIT PASSAGES IN OPPOSITE WALLS THEREOF, ROLLERS WITHIN THE CHAMBER, ONE ROLLER BEING ADJACENT EACH OF THE PASSAGES FOR GUIDING THE FABRIC PROCEEDING THERETHROUGH, AND AT LEAST ONE OTHER ROLLER BEING MOUNTED ON AN AXIS DISPLACED FROM THE PLANE OF THE AXES OF THOSE ADJACENT THE PASSAGES FOR LGUIDING THE FABRIC THROUGH A DEVIOUS PATH THROUGH THE CHAMBER, A FABRIC EXIT PASSAGE IN THE WALL OF THE PRIMARY CHAMBER REGISTERING WITH THE FABRIC ENTRANCE PASSAGE OF THE ADJACENT INTERMIDDIATE CHAMBER, A FABRIC ENTRANCE PASSAGE IN THE WALL OF THE DRYING CHAMBER AND A ROLLER ASSOCIATED THEREWITH ADJACENT THE FABRIC EXIT PASSAGE OF THE ADJOINING INTERMEDIATE KCHAMBER, AND MEANS ADJACENT THE FABRIC PATH IN THE PRIMARY AND INTERMEDIATE CHAMBERS FOR SPRAYING TREATING LIQUIDS IN CONTROLLED AMOUNTS DIRECTLY UPON THE FABRICS.

References Cited (Backward Citations)

US644498A Cited
US1500298A Cited
US1758234A Cited
US1825651A Cited
US2367730A Cited
US2396908A Cited
US2445504A 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

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