Patent US2348550A successfully refreshed from Google Patents.
US3372828A
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Vessel assembly
Assignee: Hahn and Clay
•
Filing: 1965-05-24
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Granted: 1968-03-12
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Expires: 1985-05-24
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Pechacek
- 👤 Eugene J Clay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:48
CPC Classifications
B; B01; B01J; B01J3/00; B01J3/04; B01J3/048; F; F16; F16J; F16J12/00; F17; F17C; F17C1/00; F17C13/00; F17C13/06; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2203/0624; F17C2209/00; F17C2209/22; F17C2209/221; F17C2209/228; F17C2209/23; F17C2209/232; F17C2260/00; F17C2260/01; Y; Y10; Y10S; Y10S285/00; Y10S285/913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3123243A
Cited
US3215304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |