Patent DE837973C successfully refreshed from Google Patents.
Patent US5662300A successfully refreshed from Google Patents.
US2431745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating fabrics
Assignee: Goodrich Corp
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Filing: 1945-04-05
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Granted: 1947-12-02
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Expires: 1965-04-05
Abstract
No abstract record available.
Inventors
- 👤 George W Flanagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:50
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/28; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/244; D06M15/263; D06M15/267; D06M15/327; D06M15/333; D06N; D06N3/00; D06N3/04; D06N3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1967863A
Cited
US2204520A
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US2247064A
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US2340298A
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US2373347A
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US2354574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-01 | 1951-06-02 | 1951-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-01 | 1955-06-02 | 1955-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-01 | 1959-06-02 | 1959-12-02 | $7700.00 | Window Closed / Lapsed |