Patent US2041869A successfully refreshed from Google Patents.
US2041869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for testing pharmaceutical tablets
Assignee: Monsanto Chemicals Ltd
•
Filing: 1934-02-19
•
Granted: 1936-05-26
•
Expires: 1954-02-19
Abstract
No abstract record available.
Inventors
- 👤 Franklin D Smith
- 👤 Grosch Lyndall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:27
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/08; G01N3/14; G01N2203/00; G01N2203/003; G01N2203/0032; G01N2203/0035
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-05-26 | 1939-11-25 | 1940-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-05-26 | 1943-11-25 | 1944-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-05-26 | 1947-11-25 | 1948-05-26 | $7700.00 | Window Closed / Lapsed |