US2646168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge device for weighing mechanism
Assignee: Individual
•
Filing: 1947-12-03
•
Granted: 1953-07-21
•
Expires: 1967-12-03
Abstract
No abstract record available.
Inventors
- 👤 Otto C Niederer
- 👤 Niederer Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:07
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/16; B07C5/22; Y; Y10; Y10S; Y10S209/00; Y10S209/921
Claims Analysis
Total Claims: 0
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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) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |