US3531992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expendable tympanic membrane thermometer
Assignee: MON-A-THERM Inc
•
Filing: 1968-07-12
•
Granted: 1970-10-06
•
Expires: 1988-07-12
Abstract
No abstract record available.
Inventors
- 👤 Philemon J Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:56
CPC Classifications
G; G01; G01K; G01K13/00; G01K13/20; A; A61; A61F; A61F11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US490679A
Cited
US3156117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |