US3194591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube penetration for cryogenic shield
Assignee: Cryovac LLC
•
Filing: 1962-08-10
•
Granted: 1965-07-13
•
Expires: 1982-08-10
Abstract
No abstract record available.
Inventors
- 👤 Charles R Weisend
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:59
CPC Classifications
F; F16; F16L; F16L5/00; F16L5/02; F16L5/022; F16L41/00; F16L41/004; F16L5/14; F17; F17C; F17C13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA571662A
Cited
US1917047A
Cited
US2398788A
Cited
US2764427A
Cited
US2769231A
Cited
US2921606A
Cited
US9447259B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |