Patent US3018152A successfully refreshed from Google Patents.
US3018152A
Expired / Lapsed
US
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Mounting and operating means for a pneumostatic transducer head
Assignee: International Business Machines Corp
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Filing: 1958-12-30
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Granted: 1962-01-23
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Tyson G Cowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:21
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/48; G11B5/54; G11B5/127; G11B5/265; G11B5/55; G11B5/5521; G11B5/58; G11B5/60; G11B5/6005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2250512A
Cited
US2612566A
Cited
AT179901B
Cited
GB764434A
Cited
US2862781A
Cited
US2886651A
Cited
US2937240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |