US2617205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Siphon for driers
Assignee: Individual
•
Filing: 1950-09-13
•
Granted: 1952-11-11
•
Expires: 1970-09-13
Abstract
No abstract record available.
Inventors
- 👤 Hervey G Cram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:09
CPC Classifications
F; F16; F16L; F16L39/00; F16L39/04; D; D21; D21F; D21F5/00; D21F5/02; D21F5/10; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2917
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2056562A
Cited
US2297094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |