Patent US3457938A successfully refreshed from Google Patents.
US3457938A
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Pneumatic oscillator
Assignee: Bendix Corp
•
Filing: 1967-08-24
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Granted: 1969-07-29
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Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Lael B Taplin
- 👤 Walter F Datwyler Jr
- 👤 Thomas E Thompson
- 👤 Joseph P Madurski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:23
CPC Classifications
G; G10; G10G; G10G7/00; G10G7/02; B; B06; B06B; B06B1/00; B06B1/20; F; F02; F02C; F02C9/00; F02C9/26; F02C9/28; F15; F15B; F15B21/00; F15B21/12; F15C; F15C1/00; F15C1/08; F15C3/00; F15C3/16; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2879467A
Cited
US2729751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |