Patent US3017238A successfully refreshed from Google Patents.
US3017238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for solvent spinning polyolefins
Assignee: Hercules Powder Co
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Filing: 1960-04-07
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Granted: 1962-01-16
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Expires: 1980-04-07
Abstract
No abstract record available.
Inventors
- 👤 Levine Max
- 👤 Beryl M Kuhn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:34
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/02; D01F6/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A PROCESS FOR PRODUCING SHAPED POLY-A-OLEFIN ARTICLES COMPRISING THE STEPS OF DISSOLVING POLY-A-OLEFIN MATRIAL IN A FATTY ACID SELECTED FROM THE GROUP CONSISTING OF FATTY ACIDS HAVING THE GENERAL FORMULAE:
Claim 2
Dependent Claim
30 words
A PROCESS FOR PRODUCING SHAPED POLY-A-OLEFIN ARTICLES COMPRISING THE STEPS OF DISSOLVING POLY-A-OLEFIN MATRIAL IN A FATTY ACID SELECTED FROM THE GROUP CONSISTING OF FATTY ACIDS HAVING THE GENERAL FORMULAE:
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) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |