US2543794A
Expired / Lapsed
US
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Track scale
Assignee: STREETER AMET CO
•
Filing: 1945-11-19
•
Granted: 1951-03-06
•
Expires: 1965-11-19
Abstract
No abstract record available.
Inventors
- 👤 Mayer Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:49
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/02; G01G19/04; Y; Y10; Y10S; Y10S177/00; Y10S177/08
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) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |