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US2709290A
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Assignee: Individual
•
Filing: 1951-06-26
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Granted: 1955-05-31
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Expires: 1971-06-26
Abstract
No abstract record available.
Inventors
- 👤 Rosenthal Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:15
CPC Classifications
A; A44; A44B; A44B17/00; A44B17/0058; F; F16; F16B; F16B21/00; F16B21/06; Y; Y10; Y10S; Y10S292/00; Y10S292/38; Y10S411/00; Y10S411/904; Y10S411/908; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45524; Y10T24/45545; Y10T24/45958; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |