US2571337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat dock and the like
Assignee: Individual
•
Filing: 1948-01-28
•
Granted: 1951-10-16
•
Expires: 1968-01-28
Abstract
No abstract record available.
Inventors
- 👤 James H Burnham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:16
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/04; E02B3/06; E02B3/068; E04; E04B; E04B1/00; E04B1/38; E04B1/58; E04B1/5825; E04B1/5837; E04B1/585; Y; Y02; Y02A; Y02A10/00; Y02A10/11; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1050584A
Cited
US1172355A
Cited
US1358951A
Cited
US1646725A
Cited
US1834739A
Cited
US1931400A
Cited
US2044703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |