US2415119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring distances
Assignee: Individual
•
Filing: 1939-07-05
•
Granted: 1947-02-04
•
Expires: 1959-07-05
Abstract
No abstract record available.
Inventors
- 👤 Wellenstein Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:31
CPC Classifications
G; G04; G04F; G04F10/00; G04F10/10; G01; G01S; G01S15/00; G01S15/02; G01S15/06; G01S15/08; G01S15/10; G01S15/14; G01S7/00; G01S7/52; G01S7/523; G01S7/526
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) | 1950-02-03 | 1950-08-05 | 1951-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-03 | 1954-08-05 | 1955-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-03 | 1958-08-05 | 1959-02-04 | $7700.00 | Window Closed / Lapsed |