US2722906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fenders or dummies for use in the protection of vessels and/or docks and harbors
Assignee: Individual
•
Filing: 1952-12-15
•
Granted: 1955-11-08
•
Expires: 1972-12-15
Abstract
No abstract record available.
Inventors
- 👤 Tweddell Archibald John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:32
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/20; E02B3/26; Y; Y02; Y02A; Y02A30/00; Y02A30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1013584A
Cited
US1521579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |