US2455173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn treating apparatus
Assignee: EIDP Inc
•
Filing: 1946-05-25
•
Granted: 1948-11-30
•
Expires: 1966-05-25
Abstract
No abstract record available.
Inventors
- 👤 Ira V Hitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:39
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/225; Y; Y10; Y10S; Y10S425/00; Y10S425/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2132753A
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US798989A
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GB365788A
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US2034657A
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US2129284A
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US2284399A
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US2226135A
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US2173997A
Cited
US2289232A
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US2325060A
Cited
US2381398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-30 | 1952-05-31 | 1952-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-30 | 1956-05-31 | 1956-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-30 | 1960-05-31 | 1960-11-30 | $7700.00 | Window Closed / Lapsed |