Patent US3459012A successfully refreshed from Google Patents.
US3459012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wool top dye system
Assignee: DYE HOUSE PRODUCTS Inc
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Filing: 1964-07-06
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Granted: 1969-08-05
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Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Lionel U Renaud
- 👤 Rene G Gauthier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:24
CPC Classifications
D; D06; D06B; D06B5/00; D06B5/12; D06B5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A WOOL TOP DYE SYSTEM COMPRISING A VET ADAPTED TO HOLD A LIMITED SUPPLY OF HOT LIQUID COLORANT, AT LEAST ONE SPINDLE VERTICALLY SUPPORTED IN SAID VAT, SAID VAT BEING LOCATED BELOW FLOOR LEVEL AND HAVING ITS UPPER EDGE FLUSH WITH FLOOR LEVEL, MEANS CONNECTING THE VAT TO A PUMP AND THE PUMP TO EACH SPINDLE FOR CIRCULATINGG LIQUID COLORANT, EACH SPINDLE BEING OF TUBULAR, PERFORATED CONSTRUCTION AND ADAPTED TO RECEIVE A PLURALITY OF WOOL TOPS THEREON, MEANS SUPPORTING THE WOOL TOPS OVER THE PLANE OF FLOOR LEVEL, A JACKET SHELL COMPRISING A THIN SHEET OF PERFORATED METAL, PREFORMED TO GENERALLY CYLINDRICAL SHAPE WITH OVERLAPPING LONGITUDINAL EDGE PORTIONS, MEANS ENCIRCLING SAID SHELL AND OPERABLE TO COMPRESS THE SHELL ABOUT WOOL TOPS RECEIVED THEREIN, COVER MEANS RECEIVABLE WITHIN SAID SHELL,
Claim 2
Dependent Claim
129 words
A WOOL TOP DYE SYSTEM COMPRISING A VET ADAPTED TO HOLD A LIMITED SUPPLY OF HOT LIQUID COLORANT, AT LEAST ONE SPINDLE VERTICALLY SUPPORTED IN SAID VAT, SAID VAT BEING LOCATED BELOW FLOOR LEVEL AND HAVING ITS UPPER EDGE FLUSH WITH FLOOR LEVEL, MEANS CONNECTING THE VAT TO A PUMP AND THE PUMP TO EACH SPINDLE FOR CIRCULATINGG LIQUID COLORANT, EACH SPINDLE BEING OF TUBULAR, PERFORATED CONSTRUCTION AND ADAPTED TO RECEIVE A PLURALITY OF WOOL TOPS THEREON, MEANS SUPPORTING THE WOOL TOPS OVER THE PLANE OF FLOOR LEVEL, A JACKET SHELL COMPRISING A THIN SHEET OF PERFORATED METAL, PREFORMED TO GENERALLY CYLINDRICAL SHAPE WITH OVERLAPPING LONGITUDINAL EDGE PORTIONS, MEANS ENCIRCLING SAID SHELL AND OPERABLE TO COMPRESS THE SHELL ABOUT WOOL TOPS RECEIVED THEREIN, COVER MEANS RECEIVABLE WITHIN SAID SHELL,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |