Patent US3331569A successfully refreshed from Google Patents.
US3331569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insert for pneumatic tube system carrier
Assignee: Individual
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Filing: 1966-04-20
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Granted: 1967-07-18
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Expires: 1986-04-20
Abstract
No abstract record available.
Inventors
- 👤 William E Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:05
CPC Classifications
B; B65; B65G; B65G51/00; B65G51/04; B65G51/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
AN INSERT FOR A PNEUMATIC TUBE CARRIER, THE CARRIER HAVING A HOLLOW INTERIOR AND AN END CLOSURE MEMBER CLOSING THE INTERIOR, SAID INSERT COMPRISING: A PAIR OF END MEMBERS, EACH END MEMBER HAVING THE CONFIGURATION OF THE INTERIOR CROSS SECTION OF THE CARRIER, A TUBE OF FLEXIBLE MATERIAL, A LONGITUDINAL OPENING IN THE WALL OF THE TUBE FOR INSERTING AND WITHDRAWING MATERIAL FROM THE INTERIOR OF THE INSERT, MEANS TO OPEN AND CLOSE THE OPENING, SAID OPENING EXTENDING FROM ADJACENT ONE END MEMBER TO A POINT ADJACENT THE OTHER END MEMBER AND THE OPENING AND CLOSING OF SAID OPENING IS CONTROLLED BY FASTENING MEANS, AN END PORTION OF THE TUBE TELESCOPED OVER EACH OF THE END MEMBERS, THE END PORTIONS OF THE TUBE ATTACHED TO THEIR RESPECTIVE END MEMBERS, THEREBY GIVING THE INSERT THE GENERAL SHAPE OF THE INSIDE OF THE CARRIER,
Claim 2
Dependent Claim
142 words
AN INSERT FOR A PNEUMATIC TUBE CARRIER, THE CARRIER HAVING A HOLLOW INTERIOR AND AN END CLOSURE MEMBER CLOSING THE INTERIOR, SAID INSERT COMPRISING: A PAIR OF END MEMBERS, EACH END MEMBER HAVING THE CONFIGURATION OF THE INTERIOR CROSS SECTION OF THE CARRIER, A TUBE OF FLEXIBLE MATERIAL, A LONGITUDINAL OPENING IN THE WALL OF THE TUBE FOR INSERTING AND WITHDRAWING MATERIAL FROM THE INTERIOR OF THE INSERT, MEANS TO OPEN AND CLOSE THE OPENING, SAID OPENING EXTENDING FROM ADJACENT ONE END MEMBER TO A POINT ADJACENT THE OTHER END MEMBER AND THE OPENING AND CLOSING OF SAID OPENING IS CONTROLLED BY FASTENING MEANS, AN END PORTION OF THE TUBE TELESCOPED OVER EACH OF THE END MEMBERS, THE END PORTIONS OF THE TUBE ATTACHED TO THEIR RESPECTIVE END MEMBERS, THEREBY GIVING THE INSERT THE GENERAL SHAPE OF THE INSIDE OF THE CARRIER,
References Cited (Backward Citations)
US1870258A
Cited
US3072362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |