Patent US2849676A successfully refreshed from Google Patents.
US2849676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring the moisture content of fabrics
Assignee: Bridgestone Firestone Inc
•
Filing: 1953-05-01
•
Granted: 1958-08-26
•
Expires: 1973-05-01
Abstract
No abstract record available.
Inventors
- 👤 Collins Jack Bertram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:51
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/048
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
APPARATUS FOR MEASURING THE MOISTURE CONTENT OF A FABRIC HAVING A SMALL RESIDUAL MOISTURE CONTENT, COMPRISING A SUBSTANTIALLY RIPPLE FREE D.C. SOURCE, MEANS ELECTRICALLY CONNECTING ONE POLE OF SAID SOURCE TO ONE END OF A LENGTH OF FABRIC AND THE OTHER END TO GROUND, A KNOWN RESISTANCE, MEANS ELECTRICALLY CONNECTING THE OTHER POLE OF SAID SOURCE TO ONE END OF SAID RESISTANCE AND THE OTHER END TO GROUND, AND MEANS MEASURING THE POTENTIAL DIFFERENCE ACROSS SAID KNOWN RESISTANCE IN TERMS OF THE MOISTURE CONTENT OF SAID FABRIC.
References Cited (Backward Citations)
US1212014A
Cited
US2088843A
Cited
US2272239A
Cited
US2270732A
Cited
US2497604A
Cited
US2508045A
Cited
US2595611A
Cited
US2457669A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |