US3127760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of calibrating a temperature gauge
Assignee: WR Grace and Co
•
Filing: 1958-11-19
•
Granted: 1964-04-07
•
Expires: 1978-11-19
Abstract
No abstract record available.
Inventors
- 👤 Wylie C Kirkpatrick
- 👤 John W Harrison
- 👤 Robert D Lowry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:32
CPC Classifications
G; G01; G01K; G01K5/00; G01K5/48; G01K5/56; G01K5/58; G01K5/60; Y; Y10; Y10S; Y10S174/00; Y10S174/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF CALIBRATING A TEMPERATURE GAUSE COMPRISING EMPLOYING A MONOFILAMENT OPERATIVELY CONNECTED WITH TEMPERATURE INDICATING MEANS AND CONSISTING OF A HEAT SHRINKABLE POLYMER, WHICH POLYMER HAS BEEN STRETCHED AT LEAST 350% IN AT LEAST ONE DIRECTION IN A TEMPERATURE GAUGE, HEATING THE TEMPERATURE GAUGE TO A FIRST TEMPERATURE SUFFICIENTLY TO PARTIALLY SHRINK THE MONOFILAMENT, RECORDING THE TEMPERATURE, AND THEN HEATING THE TEMPERATURE GAUGE TO A SECOND TEMPERATURE HIGHER THAN SAID FIRST TEMPERATURE AND THEREBY FUTHER SHRINKING SAID MONOFILAMENT AND RECORDING SAID SECOND TEMPERATURE.
Claim 2
Independent Claim
84 words
A METHOD OF CALIBRATING A TEMPERATURE GAUSE COMPRISING EMPLOYING A MONOFILAMENT OPERATIVELY CONNECTED WITH TEMPERATURE INDICATING MEANS AND CONSISTING OF A HEAT SHRINKABLE POLYMER, WHICH POLYMER HAS BEEN STRETCHED AT LEAST 350% IN AT LEAST ONE DIRECTION IN A TEMPERATURE GAUGE, HEATING THE TEMPERATURE GAUGE TO A FIRST TEMPERATURE SUFFICIENTLY TO PARTIALLY SHRINK THE MONOFILAMENT, RECORDING THE TEMPERATURE, AND THEN HEATING THE TEMPERATURE GAUGE TO A SECOND TEMPERATURE HIGHER THAN SAID FIRST TEMPERATURE AND THEREBY FUTHER SHRINKING SAID MONOFILAMENT AND RECORDING SAID SECOND TEMPERATURE.
References Cited (Backward Citations)
US627524A
Cited
US1334960A
Cited
US1556573A
Cited
US1635555A
Cited
US2259846A
Cited
US2487156A
Cited
US2470711A
Cited
US2502240A
Cited
US2487268A
Cited
US2546085A
Cited
US2588788A
Cited
US2695521A
Cited
US2877500A
Cited
US2810044A
Cited
US2871952A
Cited
US3022543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |