US1488147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: —
•
Filing: —
•
Granted: 1924-03-25
•
Expires: 1941-03-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:10
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/08; F16K15/12; F16K2200/00; F16K2200/30; F16K2200/305; F16K2200/3051; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7859; Y10T137/7861; Y10T137/7862; Y10T137/7863; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7936; Y10T29/00; Y10T29/49; Y10T29/49405; Y10T29/49412; Y10T29/49416; Y10T29/49419
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) | 1927-03-25 | 1927-09-24 | 1928-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-03-25 | 1931-09-24 | 1932-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-03-25 | 1935-09-24 | 1936-03-25 | $7700.00 | Window Closed / Lapsed |