Patent US3142385A successfully refreshed from Google Patents.
US3142385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Culture tube holder
Assignee: Individual
•
Filing: 1961-09-07
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Granted: 1964-07-28
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Expires: 1981-09-07
Abstract
No abstract record available.
Inventors
- 👤 James F Kahlenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:44
CPC Classifications
B; B01; B01L; B01L9/00; B01L9/06; C; C12; C12M; C12M23/00; C12M23/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
MEANS FOR SECURING TEST TUBES WITHIN A RACK COMPRISING A MEMBER HAVING A ROW OF TUBE RECEIVING OPENINGS THEREIN, TWO RESILIENT WIRES RETAINED ON SAID MEMBER AND LOCATED IN PARALLEL RELATIONSHIP ON EACH SIDE OF SAID ROW SO AS TO PARTIALLY OVERLIE EACH OPENING OF SAID ROW, SAID RESILIENT WIRES BEING RETAINED ON SAID MEMBER BY VIRTUE OF EYELET MEANS AND SAID WIRES FREELY EXTENDING THROUGH SAID EYELET MEANS.
Claim 2
Dependent Claim
69 words
MEANS FOR SECURING TEST TUBES WITHIN A RACK COMPRISING A MEMBER HAVING A ROW OF TUBE RECEIVING OPENINGS THEREIN, TWO RESILIENT WIRES RETAINED ON SAID MEMBER AND LOCATED IN PARALLEL RELATIONSHIP ON EACH SIDE OF SAID ROW SO AS TO PARTIALLY OVERLIE EACH OPENING OF SAID ROW, SAID RESILIENT WIRES BEING RETAINED ON SAID MEMBER BY VIRTUE OF EYELET MEANS AND SAID WIRES FREELY EXTENDING THROUGH SAID EYELET MEANS.
References Cited (Backward Citations)
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US1300629A
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US1463554A
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US2341496A
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US2917183A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |