Patent EP0058054A2 successfully refreshed from Google Patents.
Patent US3104233A successfully refreshed from Google Patents.
US3104233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coloring high melting organic spinning masses with colored polycyclic aromatic hydrocarbons or halogen hydrocarbons
Assignee: BASF Schweiz AG
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Filing: 1959-06-11
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Granted: 1963-09-17
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Expires: 1979-06-11
Abstract
No abstract record available.
Inventors
- 👤 Altermatt Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:03
CPC Classifications
D; D01; D01F; D01F1/00; D01F1/02; D01F1/06; C; C08; C08K; C08K5/00; C08K5/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
AS A COMPOSITION OF MATTER, A MINOR PORTION OF RUBICENE IN COMBINATION WITH A HIGH-MELTING FIBER-FORMING MASS OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF (1) FIBER-FORMING SUPERPOLVAMIDE OF ALIPHATIC DIAMINE AND DICARBOXYLIC ACID, AND (2) FIBER-FORMING SUPERPOLYAMIDE OF W-AMINO ALIPHATIC CARBOXYLIC ACID.
Claim 2
Dependent Claim
44 words
AS A COMPOSITION OF MATTER, A MINOR PORTION OF RUBICENE IN COMBINATION WITH A HIGH-MELTING FIBER-FORMING MASS OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF (1) FIBER-FORMING SUPERPOLVAMIDE OF ALIPHATIC DIAMINE AND DICARBOXYLIC ACID, AND (2) FIBER-FORMING SUPERPOLYAMIDE OF W-AMINO ALIPHATIC CARBOXYLIC ACID.
References Cited (Backward Citations)
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US2145905A
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US2345533A
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US2380488A
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US2749321A
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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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |