US3175401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Body temperature indicator
Assignee: Pymah Corp
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Filing: 1962-04-12
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Granted: 1965-03-30
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Expires: 1982-04-12
Abstract
No abstract record available.
Inventors
- 👤 Donald E Geldmacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:59
CPC Classifications
G; G01; G01K; G01K11/00; G01K11/06; C; C09; C09D; C09D5/00; C09D5/26; C09K; C09K3/00; G01K11/12; G01K11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A BODY TEMPERATURE INDICATOR COMPRISING IN COMBINATION: (A) AN INDICATING DISC-SHAPED PORTION ADAPTED TO BE SUBJECTED TO THE TEMPERATURE CONDITIONS TO BE TESTED, (B) A MANIPULATING HANDLE ATTACHED TO AND EXTENDING RADIALLY OUTWARDLY FROM SAID INDICATING PORTION, (C) A PLURALITY OF CIRCUMFERENTIALLY SPACED INDICATING CHAMBERS FORMED ABOUT THE PERIPHERY OF SAID INDICATING PORTION, (D) TEMPERATURE SENSITIVE MATERIAL IN SAID CHAMBERS, EACH HAVING A DIFFERENT TEMPERATURE OF CHANGE OF STATE, (E) AND MEANS IN SAID CHAMBERS ADAPTED TO INDICATE TO A USER OF SAID DEVICE THE TEMPERATURE OF CHANGES OF STATE OF SAID MATERIAL IN ONE OR MORE OF SAID CHAMBERS.
Claim 2
Dependent Claim
100 words
A BODY TEMPERATURE INDICATOR COMPRISING IN COMBINATION: (A) AN INDICATING DISC-SHAPED PORTION ADAPTED TO BE SUBJECTED TO THE TEMPERATURE CONDITIONS TO BE TESTED, (B) A MANIPULATING HANDLE ATTACHED TO AND EXTENDING RADIALLY OUTWARDLY FROM SAID INDICATING PORTION, (C) A PLURALITY OF CIRCUMFERENTIALLY SPACED INDICATING CHAMBERS FORMED ABOUT THE PERIPHERY OF SAID INDICATING PORTION, (D) TEMPERATURE SENSITIVE MATERIAL IN SAID CHAMBERS, EACH HAVING A DIFFERENT TEMPERATURE OF CHANGE OF STATE, (E) AND MEANS IN SAID CHAMBERS ADAPTED TO INDICATE TO A USER OF SAID DEVICE THE TEMPERATURE OF CHANGES OF STATE OF SAID MATERIAL IN ONE OR MORE OF SAID CHAMBERS.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |