US2719426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring gas pressure in sealed vessels
Assignee: General Electric Co
•
Filing: 1952-04-23
•
Granted: 1955-10-04
•
Expires: 1972-04-23
Abstract
No abstract record available.
Inventors
- 👤 Fredrick S Lamb
- 👤 George J Fabritius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:37
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/18; G01L7/182; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86501
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US118427A
Cited
US913321A
Cited
GB121620A
Cited
US1702982A
Cited
US1900918A
Cited
US2533712A
Cited
US2467767A
Cited
US2562494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |