US2833613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dyeing polyester fiber
Assignee: EIDP Inc
•
Filing: 1955-10-26
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Granted: 1958-05-06
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Expires: 1975-10-26
Abstract
No abstract record available.
Inventors
- 👤 Donald P Hallada
- 👤 Harold P Landerl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:54
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/02; D06P3/04; D06P3/24; D06P3/26; D06P1/00; D06P1/44; D06P1/46; D06P1/48; D06P1/50; D06P1/62; D06P1/621; D06P1/627; D06P1/64; D06P1/642; D06P1/649; D06P1/6495; D06P1/651; D06P1/65106; D06P1/65125; D06P3/34; D06P3/36; D06P3/82; D06P3/8204; Y; Y10; Y10S; Y10S8/00; Y10S8/90; Y10S8/907; Y10S8/908; Y10S8/916; Y10S8/918; Y10S8/92; Y10S8/922
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A CARRIER FOR APPLYING DISPERSE DYES TO HYDROPHOBIC FIBER, COMPRISING A MIXTURE OF DIMETHYL TEREPHTHALATE AND BENZANILIDE, EACH COMPONENT BEING PRESENT IN THE MIXTURE IN PROPORTION NOT LESS THAN 25% OF THE JOINT WEIGHT OF THE TWO, AND SAID MIXTURE BEING IN POWDER FORM HAVING AN AVERAGE PARTICLE SIZE NOT COARSER THAN 100 MESH SIEVE.
Claim 2
Dependent Claim
55 words
A CARRIER FOR APPLYING DISPERSE DYES TO HYDROPHOBIC FIBER, COMPRISING A MIXTURE OF DIMETHYL TEREPHTHALATE AND BENZANILIDE, EACH COMPONENT BEING PRESENT IN THE MIXTURE IN PROPORTION NOT LESS THAN 25% OF THE JOINT WEIGHT OF THE TWO, AND SAID MIXTURE BEING IN POWDER FORM HAVING AN AVERAGE PARTICLE SIZE NOT COARSER THAN 100 MESH SIEVE.
References Cited (Backward Citations)
US2413559A
Cited
GB609943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |