US2940734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Banded pressure vessels
Assignee: Babcock and Wilcox Co
•
Filing: 1957-12-16
•
Granted: 1960-06-14
•
Expires: 1977-12-16
Abstract
No abstract record available.
Inventors
- 👤 John F Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:33
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/02; F17C1/04; F17C1/06; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0119; F17C2201/03; F17C2201/032; F17C2201/05; F17C2201/054; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/06; F17C2203/0602; F17C2203/0609; F17C2203/0612; F17C2203/0614; F17C2203/0624; F17C2203/0634; F17C2203/0636; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0352; F17C2205/0367; F17C2209/00; F17C2209/22; F17C2209/224; F17C2223/00; F17C2223/03; F17C2223/036; F17C2227/00; F17C2227/03; F17C2227/0302; F17C2227/0304; F17C2227/0309; F17C2227/0337; F17C2227/0341; F17C2227/0367; F17C2227/0369; F17C2227/0376; F17C2227/0381; F17C2260/00; F17C2260/03; F17C2260/031; F17C2260/05; F17C2260/053; F17C2270/00; F17C2270/05; F17C2270/0581
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US484784A
Cited
US760784A
Cited
US1732235A
Cited
US2268961A
Cited
US2356779A
Cited
US2480369A
Cited
US2625804A
Cited
GB689126A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |