Patent US1548949A successfully refreshed from Google Patents.
Patent US2649778A successfully refreshed from Google Patents.
US2649778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible tubing or casing
Assignee: MARRET Ets
•
Filing: 1947-07-29
•
Granted: 1953-08-25
•
Expires: 1967-07-29
Abstract
No abstract record available.
Inventors
- 👤 Buffet Arthur Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:42
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/14; F16L11/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US536419A
Cited
US542300A
Cited
GB189401117A
Cited
US693000A
Cited
US735735A
Cited
US867301A
Cited
US916890A
Cited
US1145434A
Cited
US2022694A
Cited
US2417676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |