US2878488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable and portable enclosure
Assignee: Individual
•
Filing: 1957-06-12
•
Granted: 1959-03-24
•
Expires: 1977-06-12
Abstract
No abstract record available.
Inventors
- 👤 John F Doskocil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:16
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/0018; A; A47; A47K; A47K3/00; A47K3/02; A47K3/06; A47K3/062; A47K3/064
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US550542A
Cited
US996453A
Cited
US1248282A
Cited
GB254344A
Cited
US1738017A
Cited
US2292540A
Cited
US2616096A
Cited
US2775393A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |