US3701634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction vessel assembly
Assignee: Ruska Instrument Corp
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Filing: 1971-05-10
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Granted: 1972-10-31
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Expires: 1991-05-10
Abstract
Abstract A REACTION VESSEL ASSEMBLY INCLUDING A REACTION VESSEL AND CAP FOR READILY VIEWING THE REACTION OF TWO OR MORE COMPOUNDS IN WHICH PRESSURE DEVELOPED WITHIN THE VESSEL DOES NOT TEND TO SEPARATE THE VESSEL AND CAP THUS PERMITTING THEM TO BE HELD TOGETHER BY A SIMPLE LATCH MECHANISM WITH PROVISIONS FOR ONE OR MORE COMPOUNDS TO BE ADDED AFTER THE CAP HAS BEEN SECURED TO THE REACTION VESSEL.
Inventors
- 👤 Raymond D Worden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:30
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/50; B01L3/508; B01L3/5082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-31 | 1976-05-01 | 1976-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-31 | 1980-05-01 | 1980-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-31 | 1984-05-01 | 1984-10-31 | $7700.00 | Window Closed / Lapsed |