US2880764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drop volume measuring apparatus
Assignee: Technicon Chromatography Corp
•
Filing: 1957-05-23
•
Granted: 1959-04-07
•
Expires: 1977-05-23
Abstract
No abstract record available.
Inventors
- 👤 Milton H Pelavin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:16
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/02; B01L3/0241; G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/18; B01L2200/00; B01L2200/06; B01L2200/061; G01N35/00; G01N35/10; G01N35/1009; G01N35/1016
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |