US1345248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Individual
•
Filing: 1920-02-21
•
Granted: 1920-06-29
•
Expires: 1940-02-21
Abstract
No abstract record available.
Inventors
- 👤 Marion S Roby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:02
CPC Classifications
F; F16; F16K; F16K35/00; F16K35/10; Y; Y10; Y10T; Y10T137/00; Y10T137/7069; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5615; Y10T70/5619; Y10T70/5624; Y10T70/5889; Y10T70/5912
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) | 1923-06-29 | 1923-12-29 | 1924-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-06-29 | 1927-12-29 | 1928-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-06-29 | 1931-12-29 | 1932-06-29 | $7700.00 | Window Closed / Lapsed |