US3331806A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dye receptive polyolefin compositions containing oxides and/or hydroxides
Assignee: Montedison SpA
•
Filing: 1965-07-29
•
Granted: 1967-07-18
•
Expires: 1985-07-29
Abstract
No abstract record available.
Inventors
- 👤 Fior Aldo
- 👤 Caldo Cornelio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:20
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/22; C; C08; C08K; C08K3/00; C08K3/10; D01; D01F; D01F1/00; D01F1/02; D01F1/10; D01F6/00; D01F6/02; D01F6/04; D01F6/06; D06P3/00; D06P3/79; D06P3/795; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A CRYSTALLINE POLYMERIC COMPOSITION, FOR PREPARATION OF TEXTILE FIBERS HAVING IMPROVED DYE RECEPTIVITY, SAID COMPOSITION CONSISTING ESSENTIALLY OF AT LEAST ONE CRYSTALLINE ISOTACTIC ALPHA-OLEFIN POLYMER AND AT LEAST 0.1% BY WEIGHT OF SAID COMPOSITION OF AT LEAST ONE COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE OXIDES AND HYDROXIDES OF CU, SN, PB, ZN, V, MG, SR, CA, BA, NH4+, NA, K, RB, CS, AND MN.
Claim 2
Dependent Claim
66 words
A CRYSTALLINE POLYMERIC COMPOSITION, FOR PREPARATION OF TEXTILE FIBERS HAVING IMPROVED DYE RECEPTIVITY, SAID COMPOSITION CONSISTING ESSENTIALLY OF AT LEAST ONE CRYSTALLINE ISOTACTIC ALPHA-OLEFIN POLYMER AND AT LEAST 0.1% BY WEIGHT OF SAID COMPOSITION OF AT LEAST ONE COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE OXIDES AND HYDROXIDES OF CU, SN, PB, ZN, V, MG, SR, CA, BA, NH4+, NA, K, RB, CS, AND MN.
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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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |