US3430801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure for a high pressure vessel
Assignee: Halliburton Co
•
Filing: 1968-02-12
•
Granted: 1969-03-04
•
Expires: 1988-02-12
Abstract
No abstract record available.
Inventors
- 👤 Horace J Homrig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:11
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/06; B; B01; B01J; B01J3/00; B01J3/03; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/08; F16J15/0887; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0311; F17C2223/00; F17C2223/03; F17C2223/035; F17C2223/036
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2016226A
Cited
US2305589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |