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US3223492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure vessel
Assignee: Individual
•
Filing: 1960-11-14
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Granted: 1965-12-14
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Expires: 1980-11-14
Abstract
No abstract record available.
Inventors
- 👤 Robert C Geitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:30
CPC Classifications
B; B01; B01L; B01L1/00; B01J; B01J3/00; B01J3/04; B01L3/00; B01L3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
APPARATUS OF THE CHARCTER DESCRIBED, COMPRISING INNER AND OUTER CONTAINERS, A CHAMBER BETWEEN THE WALLS OF SAID CONTAINERS, MEANS FOR SEALING SAID CHAMBER INCLUDING COOPERATING FLANGE PORTIONS AT THE MOUTHS OF THE INNER AND OUTER CONTAINERS, A SINGLE COVER OVERLYING AND PROJECTING BEYOND THE FLANGE PORTION OF THE INNER CONTAINER, AND BOLTS LOCATED OUTWARDLY OF THE FLANGE PORTION OF SAID INNER CONTAINER SECURING THE COMVER TO THE OUTER CONTAINER FOR CLAMPING TOGETHER THE COOPERATING FLANGE PORTIONS AND
Claim 2
Dependent Claim
77 words
APPARATUS OF THE CHARCTER DESCRIBED, COMPRISING INNER AND OUTER CONTAINERS, A CHAMBER BETWEEN THE WALLS OF SAID CONTAINERS, MEANS FOR SEALING SAID CHAMBER INCLUDING COOPERATING FLANGE PORTIONS AT THE MOUTHS OF THE INNER AND OUTER CONTAINERS, A SINGLE COVER OVERLYING AND PROJECTING BEYOND THE FLANGE PORTION OF THE INNER CONTAINER, AND BOLTS LOCATED OUTWARDLY OF THE FLANGE PORTION OF SAID INNER CONTAINER SECURING THE COMVER TO THE OUTER CONTAINER FOR CLAMPING TOGETHER THE COOPERATING FLANGE PORTIONS AND
References Cited (Backward Citations)
US1456102A
Cited
US2165935A
Cited
US2627171A
Cited
US2828201A
Cited
US2809136A
Cited
US3056664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |