US2590734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leaf machine
Assignee: Atwater Strong Co Inc
•
Filing: 1945-12-08
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Granted: 1952-03-25
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Expires: 1965-12-08
Abstract
No abstract record available.
Inventors
- 👤 Basil P Strong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:00
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/08; E01H1/0827; E01H1/0836; A; A01; A01D; A01D87/00; A01D87/10; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/28; A47L5/34; A47L7/00
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) | 1955-03-25 | 1955-09-24 | 1956-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-25 | 1959-09-24 | 1960-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-25 | 1963-09-24 | 1964-03-25 | $7700.00 | Window Closed / Lapsed |