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US340112A
Expired / Lapsed
US
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Gas-regulator
Assignee: —
•
Filing: —
•
Granted: 1886-04-20
•
Expires: 1903-04-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:14
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0663; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7668; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7809; Y10T137/7812; Y10T137/7814; Y10T137/7816; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86759; Y10T137/86767
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) | 1889-04-19 | 1889-10-19 | 1890-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1893-04-19 | 1893-10-19 | 1894-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1897-04-19 | 1897-10-19 | 1898-04-20 | $7700.00 | Window Closed / Lapsed |