US2694922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for temperature pressure testing materials
Assignee: VITRON RES CORP
•
Filing: 1951-09-24
•
Granted: 1954-11-23
•
Expires: 1971-09-24
Abstract
No abstract record available.
Inventors
- 👤 Vilella Mario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:53
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/08; G01N3/18; Y; Y10; Y10S; Y10S425/00; Y10S425/026
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1988597A
Cited
US1907907A
Cited
US2248280A
Cited
US2375032A
Cited
US2402738A
Cited
US2521206A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |