US2552078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for dyeing and after treating fibers
Assignee: General Dyestuff Corp
•
Filing: 1945-01-09
•
Granted: 1951-05-08
•
Expires: 1965-01-09
Abstract
No abstract record available.
Inventors
- 👤 Sumner H Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:04
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
IN A FIBER DYEING APPARATUS, A VAT, AN ENDLESS FORAMINOUS CONVEYOR FOR FIBERS, MEANS FOR FEEDING FIBERS ONTO SAID CONVEYOR, A COACTING CONVEYOR FOR HOLDING THE FIBERS ON THEFIRST CONVEYOROR FOR A PORTION OF ITS TRAVEL, ROLLS FOR GUIDING THE ENDLESS CONVEYORS INTO AND OUT OF SAID VAT, MEANS FOR DIRECTLY SPRAYING DYEING SOLUTION ON SAID FIBER ON SAID CONVEYOR BEFORE THE COACTING CONVEYOR IS ASSOCIATED WHEREWITH, A TROUGH FOR RECEIVING EXCESS DYEING SOLUTION SUPPLIED BY SAID SPRAYING MEANS, AND MEANS FOR SUPPLYING A FILM OF SPRAYING SOLUTION FROM SAID TROUGH TO SAID FIBERS.
References Cited (Backward Citations)
US705856A
Cited
US675407A
Cited
US1071022A
Cited
US1096997A
Cited
US1896954A
Cited
US1934749A
Cited
US2196695A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |