US3036600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed ball valve
Assignee: Fisher Governor Co
•
Filing: 1959-05-11
•
Granted: 1962-05-29
•
Expires: 1979-05-11
Abstract
No abstract record available.
Inventors
- 👤 Vickery Edgar Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:14
CPC Classifications
F; F16; F16K; F16K39/00; F16K39/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86509
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE739290C
Cited
DE744193C
Cited
DE761890C
Cited
US2604293A
Cited
US2547116A
Cited
US2882010A
Cited
US2890856A
Cited
US2839074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |