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US3377772A
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Assignee: Halm Instrument Co Inc
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Filing: 1965-06-14
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Granted: 1968-04-16
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Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Floyd A Lyon
- 👤 Schatzki Erich
- 👤 Arnell Alvin
- 👤 Clement R Konazewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:49
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2696702A
Cited
US3060658A
Cited
FR1249181A
Cited
US3191356A
Cited
US3164937A
Cited
FR1327434A
Cited
US3158973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |