Patent US2569106A successfully refreshed from Google Patents.
US2569106A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1946-06-29
•
Granted: 1951-09-25
•
Expires: 1966-06-29
Abstract
No abstract record available.
Inventors
- 👤 William J James
- 👤 Walter G Bayha
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:22
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/64; G01F23/72; G01F23/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1671106A
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US1610179A
Cited
US1746105A
Cited
DE453157C
Cited
GB424769A
Cited
DE692455C
Cited
FR820993A
Cited
US2394079A
Cited
US2424766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |