US2590704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Check weighing machine
Assignee: Pneumatic Scale Corp
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Filing: 1947-12-12
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Granted: 1952-03-25
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Expires: 1967-12-12
Abstract
No abstract record available.
Inventors
- 👤 Stanley R Howard
- 👤 Robert W Vergobbi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:53
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/30; B65B1/46; B07; B07C; B07C5/00; B07C5/16; B07C5/18; B07C5/20
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 |