US868776A
Expired / Lapsed
US
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Automatic flow-regulator for liquids and gases.
Assignee: BUILDERS IRON FOUNDRY
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Filing: 1906-12-17
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Granted: 1907-10-22
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Expires: 1926-12-17
Abstract
No abstract record available.
Inventors
- 👤 John H Gregory
- 👤 Walter W Jackson
- 👤 Frederick N Connet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:03
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/13; G05D23/1306; G05D23/1313; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2534; Y10T137/2536; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49934
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) | 1910-10-21 | 1911-04-22 | 1911-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-10-21 | 1915-04-22 | 1915-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-10-21 | 1919-04-22 | 1919-10-22 | $7700.00 | Window Closed / Lapsed |