US2709446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control valve for portable tool
Assignee: Individual
•
Filing: 1952-02-23
•
Granted: 1955-05-31
•
Expires: 1972-02-23
Abstract
No abstract record available.
Inventors
- 👤 Leonidas C Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:53
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; B; B25; B25B; B25B7/00; B25B7/12; B25B7/126; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5196; Y10T137/6851; Y10T137/7043; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86759; Y10T137/86767
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US430689A
Cited
US861805A
Cited
US1185309A
Cited
US1572509A
Cited
US1862055A
Cited
US1614130A
Cited
US1936236A
Cited
US2016878A
Cited
US2129816A
Cited
US2269835A
Cited
US2374593A
Cited
US2457930A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |