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US3362092A
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Assignee: SPEICHER BROS Inc
•
Filing: 1965-01-11
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Granted: 1968-01-09
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Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 Carl F Speicher
- 👤 Marcus E Speicher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:14
CPC Classifications
E; E02; E02F; E02F5/00; E02F5/02; E02F5/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2714775A
Cited
US1337184A
Cited
US1563975A
Cited
US1677342A
Cited
US2989127A
Cited
US3181258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |