US2708329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Playhouse constructor set
Assignee: Individual
•
Filing: 1952-05-15
•
Granted: 1955-05-17
•
Expires: 1972-05-15
Abstract
No abstract record available.
Inventors
- 👤 Mckee Harry Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:01
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/04; A63H33/06; A63H33/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190223769A
Cited
CH44186A
Cited
US1403196A
Cited
CH90329A
Cited
US1426087A
Cited
US1706696A
Cited
US2088874A
Cited
US2150707A
Cited
FR1002582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-16 | 1958-11-15 | 1959-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-16 | 1962-11-15 | 1963-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-16 | 1966-11-15 | 1967-05-17 | $7700.00 | Window Closed / Lapsed |