US3387619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic amplifier
Assignee: SCANS ASSOCIATES Inc
•
Filing: 1967-02-06
•
Granted: 1968-06-11
•
Expires: 1987-02-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Leo J Berger
- 👤 Robert W Clayton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:36
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/26; F; F15; F15B; F15B5/00; F15B5/003; F15C; F15C4/00; G01M3/32; G01M3/3236; G01M3/3263; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409; Y10T137/2452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3059854A
Cited
US3181547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |