Patent US2967514A successfully refreshed from Google Patents.
US2967514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
riester
Assignee: —
•
Filing: —
•
Granted: 1961-01-10
•
Expires: 1978-01-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:16
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86928; Y10T137/87016; Y10T137/8704; Y10T74/00; Y10T74/18; Y10T74/18416; Y10T74/18464; Y10T74/1848
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2460046A
Cited
GB179854A
Cited
US2105473A
Cited
US2200396A
Cited
US2414260A
Cited
US2609806A
Cited
US2722207A
Cited
US2828767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |