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US2581604A
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Assignee: NAT ORGAN SUPPLY Co
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Filing: 1946-04-17
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Granted: 1952-01-08
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Expires: 1966-04-17
Abstract
No abstract record available.
Inventors
- 👤 Bruno C Roehri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:25
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/10; A44B19/16; A44B19/24; A44B19/26; A44B19/267; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2532; Y10T24/2534; Y10T24/2561; Y10T24/2582
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) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |