US3606156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drinking straw
Assignee: Individual
•
Filing: 1970-02-24
•
Granted: 1971-09-20
•
Expires: 1990-02-24
Abstract
Abstract A TUBE FOR DRINKING LIQUIDS FROM A CONTAINER HAS END PORTIONS WHICH CONNECT WITH UPPER AND LOWER ENDS OF A SPIRALLY SHAPED MID PORTION. SAID END PORTIONS, OR WHEN SAID END PORTIONS ARE NOT COPLANAR AS PREFERRED, INTERSECTIONS OF PLANES OF THE END PORTIONS DEFINE AN ANGLE WHICH IS GREATER THAN 90 DEGREES BUT LESS THAN 180 DEGREES. THE TURNS OF THE MID PORTION SURROUD AND EXTEND DOWNWARDLY FROM THE TOP OF THE END PORTION ADAPTED TO BE PLACED INTO THE CONTAINER. SAID TURNS ARE ALSO ADAPTED TO ENVELOP THE UPSTANDING WALLS OF THE CONTAINER TO HOLD THE STRAW IN A STABLE POSITION SO THAT SIPHONING ACTION DOES NOT OCCUR.
Inventors
- 👤 John Homorodean Jr
- 👤 Edwin E Gentilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:43
CPC Classifications
A; A47; A47G; A47G21/00; A47G21/18; A47G21/182; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1379; Y10T428/139
Claims Analysis
Total Claims: 0
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |