Patent US2614425A successfully refreshed from Google Patents.
US899728A
Expired / Lapsed
US
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Impregnator.
Assignee: Individual
•
Filing: 1908-01-02
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Granted: 1908-09-29
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Expires: 1928-01-02
Abstract
No abstract record available.
Inventors
- 👤 Frank Bruce Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:02
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/315; A61M5/31511; Y; Y10; Y10S; Y10S604/00; Y10S604/901; Y10S604/906
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) | 1911-09-29 | 1912-03-30 | 1912-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-09-29 | 1916-03-30 | 1916-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-09-29 | 1920-03-30 | 1920-09-29 | $7700.00 | Window Closed / Lapsed |