US3872729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Constrictionless thermometer provided with adhesive
Assignee: Becton Dickinson and Co
•
Filing: 1974-02-27
•
Granted: 1975-03-25
•
Expires: 1994-02-27
Abstract
Abstract A clinical thermometer is provided wherein the constriction of the conventional thermometer is eliminated and the thermometer capillary is coated with an adhesive to retain the maximum reading.
Inventors
- 👤 Waldemar A Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:01
CPC Classifications
G; G01; G01K; G01K5/00; G01K5/02; G01K5/22; G01K5/225
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
63 words
In a thermometer of the type comprising a thermometer bulb, an expansible liquid in said bulb, and a capillary extending from the bulb, with said expansible fluid flowing from the bulb into the capillary during warming of the thermometer, the improvement comprising: at least a portion of the capillary having a coating of adhesive material, said material having an affinity for said liquid.
Claim 2
Dependent Claim
63 words
In a thermometer of the type comprising a thermometer bulb, an expansible liquid in said bulb, and a capillary extending from the bulb, with said expansible fluid flowing from the bulb into the capillary during warming of the thermometer, the improvement comprising: at least a portion of the capillary having a coating of adhesive material, said material having an affinity for said liquid.
Claim 3
Dependent Claim
14 words
The invention in accordance with claim 1, wherein said adhesive maintains a sticky surface.
Claim 4
Dependent Claim
15 words
The invention in accordance with claim 1, wherein said adhesive is soluble in a solvent.
Claim 5
Dependent Claim
32 words
The invention in accordance with claim 1, wherein said adhesive is sufficiently transparent so that the maximum temperature of a patient is readily seen through the adhesive coating of the thermometer capillary.
References Cited (Backward Citations)
US3487693A
Cited
US3783696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-03-24 | 1978-09-23 | 1979-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-24 | 1982-09-23 | 1983-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-24 | 1986-09-23 | 1987-03-25 | $7700.00 | Window Closed / Lapsed |