US2624656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote control pipetting unit
Assignee: Individual
•
Filing: 1946-03-28
•
Granted: 1953-01-06
•
Expires: 1966-03-28
Abstract
No abstract record available.
Inventors
- 👤 Harry C Andrews
- 👤 John F Gifford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:52
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/02; B01L3/021; G; G21; G21F; G21F7/00; G21F7/06; G21F7/068; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7784; Y10T137/7787; Y10T137/7788
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB274623A
Cited
US2222676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |