US3171412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container for biological liquids
Assignee: Individual
•
Filing: 1959-06-18
•
Granted: 1965-03-02
•
Expires: 1979-06-18
Abstract
No abstract record available.
Inventors
- 👤 Brann Bernd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:10
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/20; A61J1/2089; A61J1/05; A61J1/06; A61J1/1406; A61J1/1412; A61J1/1418; A61J1/1462; A61J1/1475; A61M; A61M39/00; A61M39/10; A61M39/14; A61J1/1468; A61J1/2003; A61J1/2006; A61J1/201; Y; Y10; Y10S; Y10S215/00; Y10S215/03; Y10S604/00; Y10S604/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A CONTAINER FOR BIOLOGICAL FLUIDS AND THE LIKE, WHICH COMPRISES A THIN-WALLED, SEAMLESS PLASTIC, COLLAPSIBLE CONTAINER HAVING BOTH A TUBULAR SIDE WALL PORTION AND FLAT END PORTIONS EXTENDING SUBSTANTIALLY TRANSVERSELY TO THE LONGITUDINALLY AXIS OF THE SIDE WALL PORTION, SAID CONTAINER BEING COMPOSED OF A 110* C. HEAT STERILIZABLE MIXED POLYMERIZATE OF 80-90% BY WEIGHT HIGH PRESSURE POLYETHYLENE AND 20-I0% BY WEIGHT OF LOW PRESSURE POLYETHYLENE, SAID SIDE WALL PORTION IN LONGITUDINAL SECTION DEFINING A PAIR OF PARALLEL STRAIGHT SURFACES SUCH THAT THE TUBULAR SIDE WALL PORTION IS RESISTANT STRUCTURALLY TO LONGITUDINAL COLLAPSE YET CAPABLE OF PARTIAL LATERAL COLLAPSE, THE END WALL PORTIONS HAVING A GREATER PLASTIC THICKNESS THAN THE SIDE WALL PORTION FOR STRUCTURAL REINFORCEMENT OF THE CONTAINER AT THE END WALL PORTIONS AND FOR PREVENTING THE COMPLETE LATERAL COLLAPSE OF THE CONTAINER UPON WITHDRAWAL OF CONTENTS DISPOSED THEREWITHIN WITHOUT DISPLACING SAID CONTENTS WITH AIR.
Claim 2
Dependent Claim
146 words
A CONTAINER FOR BIOLOGICAL FLUIDS AND THE LIKE, WHICH COMPRISES A THIN-WALLED, SEAMLESS PLASTIC, COLLAPSIBLE CONTAINER HAVING BOTH A TUBULAR SIDE WALL PORTION AND FLAT END PORTIONS EXTENDING SUBSTANTIALLY TRANSVERSELY TO THE LONGITUDINALLY AXIS OF THE SIDE WALL PORTION, SAID CONTAINER BEING COMPOSED OF A 110* C. HEAT STERILIZABLE MIXED POLYMERIZATE OF 80-90% BY WEIGHT HIGH PRESSURE POLYETHYLENE AND 20-I0% BY WEIGHT OF LOW PRESSURE POLYETHYLENE, SAID SIDE WALL PORTION IN LONGITUDINAL SECTION DEFINING A PAIR OF PARALLEL STRAIGHT SURFACES SUCH THAT THE TUBULAR SIDE WALL PORTION IS RESISTANT STRUCTURALLY TO LONGITUDINAL COLLAPSE YET CAPABLE OF PARTIAL LATERAL COLLAPSE, THE END WALL PORTIONS HAVING A GREATER PLASTIC THICKNESS THAN THE SIDE WALL PORTION FOR STRUCTURAL REINFORCEMENT OF THE CONTAINER AT THE END WALL PORTIONS AND FOR PREVENTING THE COMPLETE LATERAL COLLAPSE OF THE CONTAINER UPON WITHDRAWAL OF CONTENTS DISPOSED THEREWITHIN WITHOUT DISPLACING SAID CONTENTS WITH AIR.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |