US3513656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure translators
Assignee: SPX Technologies Inc
•
Filing: 1969-03-17
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Granted: 1970-05-26
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Expires: 1989-03-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Engle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:27
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/02; B; B60; B60T; B60T13/00; B60T13/10; B60T13/24; B60T13/26; B60T13/40; B60T13/44; B61; B61H; B61H15/00; B61H15/0092; F15B2211/00; F15B2211/20; F15B2211/21; F15B2211/216; F15B2211/30; F15B2211/305; F15B2211/30505; F15B2211/50; F15B2211/505; F15B2211/50509; F15B2211/50518; F15B2211/515; F15B2211/5151; F15B2211/55; F15B2211/70; F15B2211/705; F15B2211/7051; F15B2211/7052; F15B2211/71
Claims Analysis
Total Claims: 0
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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) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |