US2843148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soft closing nozzle valve
Assignee: Buckeye Iron and Brass Works
•
Filing: 1955-04-05
•
Granted: 1958-07-15
•
Expires: 1975-04-05
Abstract
No abstract record available.
Inventors
- 👤 Alfred W Rymills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:34
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/42; B67D7/44; B67D7/52; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/7043; Y10T137/8593; Y10T137/87265; Y10T137/87378; Y10T137/87499
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1258167A
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GB454716A
Cited
US2357657A
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US2661136A
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US2687276A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |