US2961271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable gate assembly
Assignee: Individual
•
Filing: 1957-11-05
•
Granted: 1960-11-22
•
Expires: 1977-11-05
Abstract
No abstract record available.
Inventors
- 👤 Harold H Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:41
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/135; B60P7/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US124301A
Cited
US1122441A
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US1615300A
Cited
US2523760A
Cited
US2605912A
Cited
US2612221A
Cited
US2674207A
Cited
US2827958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |