US3248071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic dispatch carrier
Assignee: Cookton Pneumatics Inc
•
Filing: 1963-09-30
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Granted: 1966-04-26
•
Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 Cook George Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:05
CPC Classifications
B; B65; B65G; B65G51/00; B65G51/04; B65G51/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A PNEUMATIC DISPATCH SYSTEM HAVING A PNEUMATIC CONVEYOR TUBE AND A CARRIER CAPSULE FOR TRANSMISSION THROUGH THE TUBE, SAID CAPSULE BEING SMALLER IN DIAMETER THAN THE INSIDE DIAMETER OF THE TUBE, MEANS FOR MOVING AIR THROUGH THE TUBE IN A GIVEN DIRECTION, SAID CAPSULE HAVING CONFIGURATIONS ON ITS EXTERIOR SURFACE TO EFFECT AERODYNAMIC PROPULSION OF THE CAPSULE THROUGH THE TUBE AND AERODYNAMIC SUPPORT OF THE CAPSULE IN DISCONNECT SPACED RELATION TO THE TUBE UNDER THE INFLUENCE OF THE MOVING AIR, SAID CONFIGURATIONS BEING SUBSTANTIALLY INEFFECTIVE TO CAUSE A SEALING OF AIR FLOW BETWEEN THE CAPSULE AND THE TUBE.
Claim 2
Dependent Claim
99 words
IN A PNEUMATIC DISPATCH SYSTEM HAVING A PNEUMATIC CONVEYOR TUBE AND A CARRIER CAPSULE FOR TRANSMISSION THROUGH THE TUBE, SAID CAPSULE BEING SMALLER IN DIAMETER THAN THE INSIDE DIAMETER OF THE TUBE, MEANS FOR MOVING AIR THROUGH THE TUBE IN A GIVEN DIRECTION, SAID CAPSULE HAVING CONFIGURATIONS ON ITS EXTERIOR SURFACE TO EFFECT AERODYNAMIC PROPULSION OF THE CAPSULE THROUGH THE TUBE AND AERODYNAMIC SUPPORT OF THE CAPSULE IN DISCONNECT SPACED RELATION TO THE TUBE UNDER THE INFLUENCE OF THE MOVING AIR, SAID CONFIGURATIONS BEING SUBSTANTIALLY INEFFECTIVE TO CAUSE A SEALING OF AIR FLOW BETWEEN THE CAPSULE AND THE TUBE.
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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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |