US2460459A
Expired / Lapsed
US
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Folding article
Assignee: AL R BROOKS
•
Filing: 1947-03-13
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Granted: 1949-02-01
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Expires: 1967-03-13
Abstract
No abstract record available.
Inventors
- 👤 Reinhold M Kraska
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:14
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61G5/12; A61G5/08; A61G5/0808; A61G5/0816; A61G5/0825; A61G5/1054; A61G5/125; A61G5/128; B; B62; B62B; B62B7/00; B62B7/04; B62B7/06; B62B7/08; B62B2205/00; B62B2205/02; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1381136A
Cited
US1900653A
Cited
US2133540A
Cited
US2104255A
Cited
US2402085A
Cited
US2414856A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-01 | 1952-08-02 | 1953-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-01 | 1956-08-02 | 1957-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-01 | 1960-08-02 | 1961-02-01 | $7700.00 | Window Closed / Lapsed |