US3301066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewage sampling apparatus
Assignee: Individual
•
Filing: 1964-09-03
•
Granted: 1967-01-31
•
Expires: 1984-09-03
Abstract
No abstract record available.
Inventors
- 👤 George H Leonard
- 👤 Robert D Nickerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:26
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/12; G01N2001/1031; G01N2001/1043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
APPARATUS FOR OBTAINING SEWAGE SAMPLES, INCLUDING A CONTAINER, AN ELONGATED TUBULAR SUPPORT OPENING INTO SAID CONTAINER AND ADAPTED TO LOCATE THE CONTAINER IN THE SEWAGE WITH THE SPACE OF THE CONTAINER VENTED TO THE ATMOSPHERE, MEANS DEFINING A SAMPLING CHAMBER HAVING AN INLET TO THE SEWAGE AND AN OUTLET TO THE SPACE IN THE CONTAINER, SAID SAMPLING CHAMBER BEING SMALL RELATIVE TO SAID CONTAINER, VALVE MEANS OPERABLE ALTERNATELY TO OPEN SAID INLET WHILE SAID OUTLET IS CLOSED AND TO OPEN SAID OUTLET WHILE SAID INLET IS CLOSED, AND MEANS FOR SO OPERATING SAID VALVE MEANS.
Claim 2
Dependent Claim
95 words
APPARATUS FOR OBTAINING SEWAGE SAMPLES, INCLUDING A CONTAINER, AN ELONGATED TUBULAR SUPPORT OPENING INTO SAID CONTAINER AND ADAPTED TO LOCATE THE CONTAINER IN THE SEWAGE WITH THE SPACE OF THE CONTAINER VENTED TO THE ATMOSPHERE, MEANS DEFINING A SAMPLING CHAMBER HAVING AN INLET TO THE SEWAGE AND AN OUTLET TO THE SPACE IN THE CONTAINER, SAID SAMPLING CHAMBER BEING SMALL RELATIVE TO SAID CONTAINER, VALVE MEANS OPERABLE ALTERNATELY TO OPEN SAID INLET WHILE SAID OUTLET IS CLOSED AND TO OPEN SAID OUTLET WHILE SAID INLET IS CLOSED, AND MEANS FOR SO OPERATING SAID VALVE MEANS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |