US2649294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Household scale
Assignee: Individual
•
Filing: 1947-07-11
•
Granted: 1953-08-18
•
Expires: 1967-07-11
Abstract
No abstract record available.
Inventors
- 👤 Charles T Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
G; G01; G01G; G01G3/00; G01G3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE251621C
Cited
US66524A
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US371920A
Cited
DE598580C
Cited
US978204A
Cited
US1159416A
Cited
US1397518A
Cited
US1540298A
Cited
US1772277A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |