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US2329382A
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Assignee: LEMPCO PRODUCTS Inc
•
Filing: 1941-01-15
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Granted: 1943-09-14
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Expires: 1961-01-15
Abstract
No abstract record available.
Inventors
- 👤 John Y Blazek
- 👤 Gilbert E Sears
- 👤 Vernon R Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:20
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36; B24B5/42; B24B5/421; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/308624; Y10T82/00; Y10T82/27
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-09-13 | 1947-03-15 | 1947-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-13 | 1951-03-15 | 1951-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-13 | 1955-03-15 | 1955-09-14 | $7700.00 | Window Closed / Lapsed |