US2985502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of dyeing knitted textile products
Assignee: BELLFOUR GES fur VERFAHRENS U
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Filing: 1959-04-01
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Granted: 1961-05-23
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Expires: 1979-04-01
Abstract
No abstract record available.
Inventors
- 👤 Kronsbein Curt
- 👤 Bellmann Friedhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:43
CPC Classifications
D; D06; D06B; D06B5/00; D06B5/12; D06B5/24; D06C; D06C5/00; D06C5/005; Y; Y10; Y10S; Y10S8/00; Y10S8/04; Y10S8/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A METHOD OF DYEING TEXTILE PRODUCTS COMPRISING THE STEPS OF ADMITTING A PREDETERMINED LIMITED QUANTITY OF DYE TO A CLOSED DYEING SYSTEM, SAID LIMITED QUANTITY BEING IN THE ORDER OF 15 TIMES THE WEIGHT OF THE TEXTILE PRODUCTS TO BE DYED, OF SPRAYING SAID DYE FROM SPRAY NOZZLES AT A PREDETERMINED RATE PER UNIT OF THE TIME UPON THE TEXTILE PRODUCTS TO BE DYED, OF COLLECTING THE DYE NOT ABSORBED BY THE PRODUCTS TO BE DYED AT A POINT BELOW THE PRODUCTS TO BE DYED, OF CONTINUOUSLY CIRCULATING AND RECIRULATING ALL OF SAID LIMITED QUANTITY OF DYE EXCEPT FOR THE PORTION THEREOF ABSORBED BY THE PRODUCTS TO BE DYED SUBSTANTIALLY
Claim 2
Independent Claim
110 words
A METHOD OF DYEING TEXTILE PRODUCTS COMPRISING THE STEPS OF ADMITTING A PREDETERMINED LIMITED QUANTITY OF DYE TO A CLOSED DYEING SYSTEM, SAID LIMITED QUANTITY BEING IN THE ORDER OF 15 TIMES THE WEIGHT OF THE TEXTILE PRODUCTS TO BE DYED, OF SPRAYING SAID DYE FROM SPRAY NOZZLES AT A PREDETERMINED RATE PER UNIT OF THE TIME UPON THE TEXTILE PRODUCTS TO BE DYED, OF COLLECTING THE DYE NOT ABSORBED BY THE PRODUCTS TO BE DYED AT A POINT BELOW THE PRODUCTS TO BE DYED, OF CONTINUOUSLY CIRCULATING AND RECIRULATING ALL OF SAID LIMITED QUANTITY OF DYE EXCEPT FOR THE PORTION THEREOF ABSORBED BY THE PRODUCTS TO BE DYED SUBSTANTIALLY
References Cited (Backward Citations)
US2641120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |