US3153680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poly-alpha-olefin compositions having improved dye affinity
Assignee: Montedison SpA
•
Filing: 1960-08-01
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Granted: 1964-10-20
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Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Giustiniani Piero
- 👤 Natta Giulio
- 👤 Mazzanti Giorgio
- 👤 Crespi Giovanni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:28
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/22; C; C08; C08L; C08L23/00; C08L23/02; C08L25/00; C08L25/02; C08L25/04; C08L25/06; C08L39/00; C08L39/04; C08L39/06; D01; D01F; D01F6/00; D01F6/44; D01F6/46; D06P3/00; D06P3/79; D06P3/791; C08L23/10; C08L23/12; C08L39/08; Y; Y10; Y10S; Y10S525/00; Y10S525/916; Y10S8/00; Y10S8/09; Y10S8/92; Y10S8/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A POLYMERIC COMPOSITION COMPRISING (1) A LINEAR CRYSTALLIZABLE POLY-ALPHA-OLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYPROPYLENE, POLY-4-METHYL-PENTENE-1, AND POLYSTYRENE AND (2) A LINEAR POLYMER SELECTED FROM THE GROUP CONSISTING OF A POLYTERTIARYBUTYLACRYLKATE, POLYISOPROPYLACRYLATE, POLYTERTIARYBUTYLMETHACRYLATE, POLYISOPROPYLMETHACRYLATE, AND A POLYMER OF A MONOMER OF THE FORMULA R1-O-CH=CH2 WHEREIN R1 AND R2 ARE SELECTED FROM THE GROUP CONSISTING OF METHYL AND ISOBUTYL.
Claim 2
Dependent Claim
59 words
A POLYMERIC COMPOSITION COMPRISING (1) A LINEAR CRYSTALLIZABLE POLY-ALPHA-OLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYPROPYLENE, POLY-4-METHYL-PENTENE-1, AND POLYSTYRENE AND (2) A LINEAR POLYMER SELECTED FROM THE GROUP CONSISTING OF A POLYTERTIARYBUTYLACRYLKATE, POLYISOPROPYLACRYLATE, POLYTERTIARYBUTYLMETHACRYLATE, POLYISOPROPYLMETHACRYLATE, AND A POLYMER OF A MONOMER OF THE FORMULA R1-O-CH=CH2 WHEREIN R1 AND R2 ARE SELECTED FROM THE GROUP CONSISTING OF METHYL AND ISOBUTYL.
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) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |