Patent US993714A successfully refreshed from Google Patents.
US993714A
Expired / Lapsed
US
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Safety gas-cock.
Assignee: Individual
•
Filing: 1909-05-22
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Granted: 1911-05-30
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Expires: 1929-05-22
Abstract
No abstract record available.
Inventors
- 👤 Leonard Popp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:06
CPC Classifications
G; G05; G05G; G05G1/00; G05G1/08; G05G1/10; G05G1/12; Y; Y10; Y10S; Y10S292/00; Y10S292/27; Y10T; Y10T292/00; Y10T292/85; Y10T292/865; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20762
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) | 1914-05-29 | 1914-11-28 | 1915-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-05-29 | 1918-11-28 | 1919-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-05-29 | 1922-11-28 | 1923-05-30 | $7700.00 | Window Closed / Lapsed |