US2869815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction device for the transfer of liquid from one container to another
Assignee: LUTHER WERKE
•
Filing: 1953-03-30
•
Granted: 1959-01-20
•
Expires: 1973-03-30
Abstract
No abstract record available.
Inventors
- 👤 Jordan Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:55
CPC Classifications
F; F16; F16K; F16K17/00; F16K31/00; F16K31/44; F16K31/58; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8359
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE59245C
Cited
US234735A
Cited
US442696A
Cited
GB190500498A
Cited
US1124575A
Cited
US1221293A
Cited
US1413938A
Cited
US1771407A
Cited
US2388432A
Cited
US2604294A
Cited
US2743078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |