US3096140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dyeing polyolefins
Assignee: Aziende Colori Nazionali Affini ACNA SpA
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Filing: 1960-04-14
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Granted: 1963-07-02
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Expires: 1980-04-14
Abstract
No abstract record available.
Inventors
- 👤 Gaetani Ermanno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:39
CPC Classifications
C; C09; C09B; C09B35/00; C09B35/02; C09B35/039; C09B35/04; C09B31/00; C09B31/02; C09B31/04; C09B31/043; C09B31/06; C09B31/16; C09B35/35; C09B35/36; C09B35/362; C09B43/00; C09B43/08; C09B43/10; D; D06; D06P; D06P3/00; D06P3/79; D06P3/794; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A PROCESS FOR DYEING OLEFIN POLYMERS WHICH COMPRISES CONTACTING SAID POLYMERS IN AN AQUEOUS DYE BATH WHICH IS MAINTIANED AT ITS BOILING TEMPERATURE WITH A DISAZO DYE HAVING THE FORMULA:
Claim 2
Dependent Claim
30 words
A PROCESS FOR DYEING OLEFIN POLYMERS WHICH COMPRISES CONTACTING SAID POLYMERS IN AN AQUEOUS DYE BATH WHICH IS MAINTIANED AT ITS BOILING TEMPERATURE WITH A DISAZO DYE HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |