US3086832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for finishing dyeings
Assignee: —
•
Filing: —
•
Granted: 1963-04-23
•
Expires: 1980-04-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:07
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/60; D06P1/607; D06P1/6076; D06P3/00; D06P3/02; D06P3/04; D06P3/10; D06P3/82; D06P3/8204; D06P3/8219; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A PROCESS FOR FINISHING A DYEING PRODUCED ON NITROGENOUS FIBERS IN AN ACID BOTH WITH A DYESTUFF CONTAINING AT LEAST ONE MOBILE HALOGEN ATOM, WHICH COMPRISES RAISING THE PH VALUE OF THE BATH ABOVE 6 WHEN THE FIBERS HAVE ABSORBED THE DESIRED QUANTITY OF DYESTUFF.
Claim 2
Dependent Claim
45 words
A PROCESS FOR FINISHING A DYEING PRODUCED ON NITROGENOUS FIBERS IN AN ACID BOTH WITH A DYESTUFF CONTAINING AT LEAST ONE MOBILE HALOGEN ATOM, WHICH COMPRISES RAISING THE PH VALUE OF THE BATH ABOVE 6 WHEN THE FIBERS HAVE ABSORBED THE DESIRED QUANTITY OF DYESTUFF.
References Cited (Backward Citations)
US2895785A
Cited
US2903324A
Cited
US654864A
Cited
US2719104A
Cited
US2723262A
Cited
US2773871A
Cited
US2900218A
Cited
US2914531A
Cited
US2940812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |