US3202133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Writing implement
Assignee: Ultrasonic Industries Inc
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Filing: 1961-08-21
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Granted: 1965-08-24
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Expires: 1981-08-21
Abstract
No abstract record available.
Inventors
- 👤 Paul M Platzman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:27
CPC Classifications
B; B43; B43K; B43K8/00; B43K8/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
84 words
A WRITING IMPLEMENT COMPRISING A RELATIVELY LONG, HOLLOW CASE MEMBER WHICH IS OPEN AT ONE END, AN ULTRASONIC TRANSDUCER MOUNTED WITHHIN SAID CASE MEMBER, A RELATIVELY RIGID WRITING PROBE HAVIG A RELATIVELY ROUNDED APEX CONNECTED TO ONE END OF SAID ULTRASONIC TRANSDUCER ANND PROJECTING THROUGH THE OPEN END OF SAID CASE MEMBER, AND SAID ULTRASONIC TRANSDUCER BEING ADAPTED TO RECEIIVE ELELCTRICAL OSICLLATIONS AND TO PRODUCE MECHANICAL VIBRATIONS IN RESPONSE THERETO, THE OUTER SURFACE OF SAID PROBE BEING SUBSTANTIALLY CONTINUOUS, A CASE, SAID PROBE BEING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |