Patent US3337731A successfully refreshed from Google Patents.
US3337731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-shot x-ray thermal vacuum chamber for testing samples over a wide temperature range
Assignee: Individual
•
Filing: 1964-03-10
•
Granted: 1967-08-22
•
Expires: 1984-03-10
Abstract
No abstract record available.
Inventors
- 👤 Kuznetsov Vasily Grigorjevich
- 👤 Tajukin Leonid Ivanovich
- 👤 Bychkov Viktor Petrovich
- 👤 Brodov Vladimir Georgievich
- 👤 Ryurikova Julia Nikolaevna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:36
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/20008; G01N23/20025; G01N23/20033
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2479471A
Cited
US2483872A
Cited
US2584962A
Cited
US2543825A
Cited
US3089031A
Cited
US3112398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |