US2676515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projecting pressure indicating instrument
Assignee: JAS P MARSH Corp
•
Filing: 1951-03-30
•
Granted: 1954-04-27
•
Expires: 1971-03-30
Abstract
No abstract record available.
Inventors
- 👤 Karl L Diehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:08
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/02; G01L7/04; G01L7/045; G01K; G01K5/00; G01K5/32; Y; Y10; Y10S; Y10S116/00; Y10S116/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US201637A
Cited
US1402970A
Cited
US1562936A
Cited
US1456847A
Cited
US1743163A
Cited
US1761947A
Cited
US1939161A
Cited
US1928001A
Cited
US2068390A
Cited
US2172166A
Cited
US2373989A
Cited
US2388912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |