US3526792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the power supplied to an ultrasonic transducer
Assignee: Branson Ultrasonics Corp
•
Filing: 1968-04-26
•
Granted: 1970-09-01
•
Expires: 1988-04-26
Abstract
No abstract record available.
Inventors
- 👤 Andrew Shoh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:45
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/04; B08B3/10; B08B3/12; B08B3/123; B06; B06B; B06B1/00; B06B1/02; B06B1/0207; B06B1/0223; B06B1/0238; B06B1/0246; B06B1/0253; B06B1/06; B06B1/0607; B06B1/0611; B06B1/0618
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2872578A
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US2917691A
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US3121534A
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US3151284A
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US3296511A
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US3214101A
Cited
US3447051A
Cited
US3371233A
Cited
US3302131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |