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US3023906A
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Assignee: WINSLOW ENGINEERING AND MANUFACTURING Co
•
Filing: 1958-11-21
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Granted: 1962-03-06
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Expires: 1978-11-21
Abstract
No abstract record available.
Inventors
- 👤 Laurence L Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:13
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/14; B01D35/147; B01D24/00; B01D24/02; B01D24/04; B01D24/042; B01D29/00; B01D29/11; B01D29/13; B01D29/15; B01D29/50; B01D29/52; B01D29/54; B01D29/56; B01D29/58; Y; Y10; Y10S; Y10S210/00; Y10S210/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2067439A
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US2559267A
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US2543481A
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US2597770A
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US2724176A
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US2875901A
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US2850168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |