US2943421A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eaves trough
Assignee: Individual
•
Filing: 1958-04-02
•
Granted: 1960-07-05
•
Expires: 1978-04-02
Abstract
No abstract record available.
Inventors
- 👤 Eugene B Squires
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:26
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/04; E04D13/076
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US603611A
Cited
US667821A
Cited
GB190521094A
Cited
US929684A
Cited
US1762756A
Cited
US2209741A
Cited
US2542155A
Cited
US2613621A
Cited
FR1049931A
Cited
US2784687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |