Patent US2299573A successfully refreshed from Google Patents.
US2299573A
Expired / Lapsed
US
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Foldable partition
Assignee: Individual
•
Filing: 1940-03-25
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Granted: 1942-10-20
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Expires: 1960-03-25
Abstract
No abstract record available.
Inventors
- 👤 John T Fairhurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:01
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/92; E06B3/922; E06B3/924; E04; E04B; E04B2/00; E04B2/74; E04B2/82; E04B2/827; E05; E05D; E05D15/00; E05D15/56; E05D15/58; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/142
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-10-19 | 1946-04-20 | 1946-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-19 | 1950-04-20 | 1950-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-19 | 1954-04-20 | 1954-10-20 | $7700.00 | Window Closed / Lapsed |