US2918935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-way valve with plastic seals
Assignee: Mission Manufacturing Co
•
Filing: 1957-06-07
•
Granted: 1959-12-29
•
Expires: 1977-06-07
Abstract
No abstract record available.
Inventors
- 👤 Robert L Ohls
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:38
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/06; F16K11/065; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4358; Y10T137/4372; Y10T137/4442; Y10T137/8158; Y10T137/8225; Y10T137/8593; Y10T137/86493; Y10T137/86558; Y10T137/86879
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1233340A
Cited
US2042067A
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US2176594A
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US2326398A
Cited
US2337841A
Cited
US2591031A
Cited
US2624364A
Cited
US2868221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |