US2958464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of and apparatus for the automatic counting of particles of any size and shape
Assignee: Bayer AG
•
Filing: 1954-06-25
•
Granted: 1960-11-01
•
Expires: 1974-06-25
Abstract
No abstract record available.
Inventors
- 👤 Nassenstein Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:40
CPC Classifications
G; G06; G06M; G06M11/00; G06M11/02; G06M11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2085671A
Cited
US2231186A
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US2369577A
Cited
US2584052A
Cited
US2791695A
Cited
US2791377A
Cited
US2791697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |