Patent US2940779A successfully refreshed from Google Patents.
US2940779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balanced face flange
Assignee: Taylor Forge and Pipe Works
•
Filing: 1957-11-08
•
Granted: 1960-06-14
•
Expires: 1977-11-08
Abstract
No abstract record available.
Inventors
- 👤 Buono Amerigo Joseph Del
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:30
CPC Classifications
F; F16; F16L; F16L23/00; F16L23/02; F16L23/032; Y; Y10; Y10T; Y10T403/00; Y10T403/36; Y10T403/364; Y10T403/366
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US115917A
Cited
US515119A
Cited
US683485A
Cited
GB195219A
Cited
US2289164A
Cited
US2299813A
Cited
FR909806A
Cited
US2688500A
Cited
US2780483A
Cited
US2786696A
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 |