Patent US1911433A successfully refreshed from Google Patents.
Patent US819450A successfully refreshed from Google Patents.
US819450A
Expired / Lapsed
US
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Waterproof fabric.
Assignee: FLINTKOTE MANUFACTURING Co
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Filing: 1905-05-26
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Granted: 1906-05-01
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Expires: 1925-05-26
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Overbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:48
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/50; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2835; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2049; Y10T442/2057; Y10T442/2066
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) | 1909-04-30 | 1909-10-30 | 1910-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-04-30 | 1913-10-30 | 1914-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-04-30 | 1917-10-30 | 1918-05-01 | $7700.00 | Window Closed / Lapsed |