Patent US3275400A successfully refreshed from Google Patents.
US3275400A
Expired / Lapsed
US
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Dyeing polyolefin materials
Assignee: BASF SE
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Filing: 1963-11-27
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Granted: 1966-09-27
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Expires: 1983-11-27
Abstract
No abstract record available.
Inventors
- 👤 Bonitz Eckhard
- 👤 Daeuble Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:34
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/22; C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0041; D06P1/00; D06P1/44; D06P1/52; D06P1/5264; D06P1/5292; D06P1/64; D06P1/651; D06P3/00; D06P3/79; D06P3/794
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A PROCESS FOR DYEING A POLYOLEFIN SHAPED ARTICLE WITH A WATER-INSOLUBLE DYE WHICH IS SOLUBLE IN ORGANIC SOLVENTS, WHICH PROCESS COMPRISES: APPLYING SIMULTANEOUSLY TO SAID ARTICLE FROM A LIQUID MEDIUM (A) THE DYE AND (B) A LINEAR ORGANOSILICON POLYMER CONSISTING ESSENTIALLY OF THE RECURRING UNITS OF THE FORMULA
Claim 2
Dependent Claim
48 words
A PROCESS FOR DYEING A POLYOLEFIN SHAPED ARTICLE WITH A WATER-INSOLUBLE DYE WHICH IS SOLUBLE IN ORGANIC SOLVENTS, WHICH PROCESS COMPRISES: APPLYING SIMULTANEOUSLY TO SAID ARTICLE FROM A LIQUID MEDIUM (A) THE DYE AND (B) A LINEAR ORGANOSILICON POLYMER CONSISTING ESSENTIALLY OF THE RECURRING UNITS OF THE FORMULA
References Cited (Backward Citations)
CA659414A
Cited
GB563995A
Cited
US2436304A
Cited
DE1022377B
Cited
DE1056579B
Cited
US3099515A
Cited
GB879195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |