US3402222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeable polypropylene compositions containing alkoxyethyl acrylate copolymers
Assignee: Union Carbide Corp
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Filing: 1963-10-30
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Granted: 1968-09-17
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Nathan L Zutty
- 👤 George M Bryant
- 👤 Andrew T Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:22
CPC Classifications
C; C08; C08F; C08F28/00; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/58; C08L; C08L23/00; C08L23/02; C08L23/10; C08L2203/00; C08L2203/12; C08L33/00; C08L33/24; C08L33/26; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A DYEABLE COMPOSITION COMPRISING A BLEND OF (A) FROM ABOUT 60 PERCENT BY WEIGHT TO ABOUT 98 PERCENT BY WEIGHT OF A SOLID POLYPROPYLENE, AND (B) FROM ABOUT 2 PERCENT BY WEIGHT TO ABOUT 40 PERCENT BY WEIGHT OF A COPOLYMER OF (1) AN ALKOXYETHYL ACRYLATE REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
50 words
A DYEABLE COMPOSITION COMPRISING A BLEND OF (A) FROM ABOUT 60 PERCENT BY WEIGHT TO ABOUT 98 PERCENT BY WEIGHT OF A SOLID POLYPROPYLENE, AND (B) FROM ABOUT 2 PERCENT BY WEIGHT TO ABOUT 40 PERCENT BY WEIGHT OF A COPOLYMER OF (1) AN ALKOXYETHYL ACRYLATE REPRESENTED BY THE FORMULA
References Cited (Backward Citations)
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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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |