Patent US1286632A successfully refreshed from Google Patents.
Patent US714801A successfully refreshed from Google Patents.
US714801A
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US
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Apparatus for use in the treatment of sewage.
Assignee: Individual
•
Filing: 1901-10-15
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Granted: 1902-12-02
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Expires: 1921-10-15
Abstract
No abstract record available.
Inventors
- 👤 Harry Birch Killon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:21
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/12; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/265; Y10T137/2668; Y10T137/267; Y10T137/4673; Y10T137/469; Y10T137/7287; Y10T137/7303; Y10T137/7358; Y10T137/742
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) | 1905-12-01 | 1906-06-02 | 1906-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-12-01 | 1910-06-02 | 1910-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-12-01 | 1914-06-02 | 1914-12-02 | $7700.00 | Window Closed / Lapsed |