US2332485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinylidene chloride fibers
Assignee: Dow Chemical Co
•
Filing: 1941-09-02
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Granted: 1943-10-19
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Expires: 1961-09-02
Abstract
No abstract record available.
Inventors
- 👤 Alden W Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:05
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/225; D01; D01F; D01F6/00; D01F6/02; D01F6/08; D01F6/10; D02G; D02G1/00; D02G1/02; D02G1/0286; Y; Y10; Y10S; Y10S425/00; Y10S425/017
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-10-18 | 1947-04-19 | 1947-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-18 | 1951-04-19 | 1951-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-18 | 1955-04-19 | 1955-10-19 | $7700.00 | Window Closed / Lapsed |