Patent US2469245A successfully refreshed from Google Patents.
US2469245A
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US
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Method of treating fabrics and resulting product
Assignee: Pepperell Manufacturing Co
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Filing: 1947-03-06
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Granted: 1949-05-03
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Expires: 1967-03-06
Abstract
No abstract record available.
Inventors
- 👤 Frank H Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:15
CPC Classifications
D; D06; D06C; D06C29/00; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/2395; Y10T428/23957; Y10T428/23986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2012184A
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GB491942A
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US2150652A
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US2194860A
Cited
US2278985A
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US2340069A
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US2392513A
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US2359591A
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US2413931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-02 | 1952-11-01 | 1953-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-02 | 1956-11-01 | 1957-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-02 | 1960-11-01 | 1961-05-03 | $7700.00 | Window Closed / Lapsed |