Patent US3354698A successfully refreshed from Google Patents.
US3354698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mass measuring system
Assignee: Merrick Scale Manufacturing Co
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Filing: 1965-01-21
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Granted: 1967-11-28
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Expires: 1985-01-21
Abstract
No abstract record available.
Inventors
- 👤 John L Christmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:39
CPC Classifications
G; G01; G01G; G01G19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A MASS MEASURING SYSTEM COMPRISING AN ELASTIC MEMBER TO SUPPORT A LOAD AND EXCITED INTO FREE OSCILLATION BY SAID LOAD, THE FREQUENCY OF THE OSCILLATION VARYING INVERSELY WITH THE LOAD, FIRST MEANS OPERATIVELY CONNECTED TO THE ELASTIC MEMBER AND ARRANGED TO INITIATE AND SUSTAIN THE OSCILLATION OF SAID ELASTIC MEMBER, SECOND MEANS ACTU-
Claim 2
Dependent Claim
53 words
A MASS MEASURING SYSTEM COMPRISING AN ELASTIC MEMBER TO SUPPORT A LOAD AND EXCITED INTO FREE OSCILLATION BY SAID LOAD, THE FREQUENCY OF THE OSCILLATION VARYING INVERSELY WITH THE LOAD, FIRST MEANS OPERATIVELY CONNECTED TO THE ELASTIC MEMBER AND ARRANGED TO INITIATE AND SUSTAIN THE OSCILLATION OF SAID ELASTIC MEMBER, SECOND MEANS ACTU-
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |