US3279259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sample taking device
Assignee: Fisher Flouring Mills Co
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Filing: 1965-07-12
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Granted: 1966-10-18
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Expires: 1985-07-12
Abstract
No abstract record available.
Inventors
- 👤 William L Haley
- 👤 Dewey H Robbins
- 👤 Thompson Edward Jaye
- 👤 Thurlow John Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:10
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN COMBINATION, A HOLDING BIN FOR GRANULAR MATERIAL, DISCHARGE MEANS FOR DELIVERING A CHARGE OF THE MATERIAL FROM THE BIN FOR PACKAGING THEREOF, SCREW SAMPLER MEANS FOR DELIVERING SAMPLES OF SAID MATERIAL FROM THE BIN TO A POINT OUTSIDE OF THE BIN, THE CAPACITY OF SAID SCREW SAMPLER MEANS BEING VERY SMALL AS COMPARED TO SAID CHARGE, AND CONTROL MEANS FOR OPERATING SAID SCREW SAMPLER MEANS FOR A PRESET PERIOD OF TIME DETERMINING THE SIZE OF SAMPLE EXTRACTED THEREBY FROM THE BIN.
Claim 2
Dependent Claim
82 words
IN COMBINATION, A HOLDING BIN FOR GRANULAR MATERIAL, DISCHARGE MEANS FOR DELIVERING A CHARGE OF THE MATERIAL FROM THE BIN FOR PACKAGING THEREOF, SCREW SAMPLER MEANS FOR DELIVERING SAMPLES OF SAID MATERIAL FROM THE BIN TO A POINT OUTSIDE OF THE BIN, THE CAPACITY OF SAID SCREW SAMPLER MEANS BEING VERY SMALL AS COMPARED TO SAID CHARGE, AND CONTROL MEANS FOR OPERATING SAID SCREW SAMPLER MEANS FOR A PRESET PERIOD OF TIME DETERMINING THE SIZE OF SAMPLE EXTRACTED THEREBY FROM THE BIN.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |