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US2599734A
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Assignee: WINSLOW ENGINEERING Co
•
Filing: 1946-09-24
•
Granted: 1952-06-10
•
Expires: 1966-09-24
Abstract
No abstract record available.
Inventors
- 👤 Charles A Winslow
- 👤 William G Nostrand
- 👤 Laurence L Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:43
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/18; B01D29/00; B01D29/11; B01D29/13; B01D29/15; B01D35/14
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |