Patent US3321131A successfully refreshed from Google Patents.
Patent US3243303A successfully refreshed from Google Patents.
US3243303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature monitor employing a flowable aqueous composition containing dispersed polyvinyl acetate as a flow retardant
Assignee: Individual
•
Filing: 1962-06-27
•
Granted: 1966-03-29
•
Expires: 1982-06-27
Abstract
No abstract record available.
Inventors
- 👤 Leighton C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:32
CPC Classifications
G; G01; G01K; G01K3/00; G01K3/02; G01K3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A TEMPERATURE MONITOR WHICH COMPRISES AN ABSORBENT BODY HAVING AN INDICATING AREA ON A SURFACE THEREOF, AND A FLUID COMPOSITION FOR PRODUCING A VISUAL INDICATION AT SAID INDICATING AREA, SAID FLUID COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF POLYVINYL ACETATE, SAID FLUID COMPOSITION BEING ARRANGED FOR ABSORPITON BY SAID ABSORBENT BODY AT A ZONE REMOTE FROM SAID INIDCATING AREA, SAID FLUID COMPOSITION TRAVELING TO SAID INDICATING AREA AT A PREDETERMINED TERMPERATURE AND PROVIDING A VISUAL INDICATION THEREAT.
Claim 2
Dependent Claim
76 words
A TEMPERATURE MONITOR WHICH COMPRISES AN ABSORBENT BODY HAVING AN INDICATING AREA ON A SURFACE THEREOF, AND A FLUID COMPOSITION FOR PRODUCING A VISUAL INDICATION AT SAID INDICATING AREA, SAID FLUID COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF POLYVINYL ACETATE, SAID FLUID COMPOSITION BEING ARRANGED FOR ABSORPITON BY SAID ABSORBENT BODY AT A ZONE REMOTE FROM SAID INIDCATING AREA, SAID FLUID COMPOSITION TRAVELING TO SAID INDICATING AREA AT A PREDETERMINED TERMPERATURE AND PROVIDING A VISUAL INDICATION THEREAT.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |