US2828625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion dial attachment for gauge
Assignee: Individual
•
Filing: 1954-11-30
•
Granted: 1958-04-01
•
Expires: 1974-11-30
Abstract
No abstract record available.
Inventors
- 👤 Morphis Jehu
- 👤 Paul B Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:30
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/14; Y; Y10; Y10S; Y10S116/00; Y10S116/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US785830A
Cited
US855473A
Cited
US1902998A
Cited
US2178799A
Cited
US2215570A
Cited
US2609691A
Cited
US2681034A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |