US2549908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding and weighing
Assignee: FLSmidth and Co AS
•
Filing: 1947-07-12
•
Granted: 1951-04-24
•
Expires: 1967-07-12
Abstract
No abstract record available.
Inventors
- 👤 Johansen Jens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
G; G01; G01G; G01G11/00; G01G11/08; G01G11/12; Y; Y10; Y10S; Y10S177/00; Y10S177/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1398790A
Cited
US1777670A
Cited
DE611824C
Cited
US2047203A
Cited
US2083391A
Cited
US2289186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |