Patent US988369A successfully refreshed from Google Patents.
US988369A
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Antisiphoning trap.
Assignee: Individual
•
Filing: 1909-01-28
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Granted: 1911-04-04
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Expires: 1929-01-28
Abstract
No abstract record available.
Inventors
- 👤 Andrew M Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:08
CPC Classifications
E; E03; E03F; E03F5/00; E03F5/04; E03F5/042; E03C; E03C1/00; E03C1/12; E03C1/28; E03C1/284; Y; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4463; Y10T137/4471; Y10T137/4478; Y10T137/4486; Y10T137/4553; Y10T137/4568
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) | 1914-04-03 | 1914-10-03 | 1915-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-04-03 | 1918-10-03 | 1919-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-04-03 | 1922-10-03 | 1923-04-04 | $7700.00 | Window Closed / Lapsed |