US3206255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic conveyor
Assignee: Individual
•
Filing: 1963-10-01
•
Granted: 1965-09-14
•
Expires: 1983-10-01
Abstract
No abstract record available.
Inventors
- 👤 Ronald E Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:07
CPC Classifications
B; B65; B65G; B65G53/00; B65G2812/00; B65G2812/16; B65G2812/1608; B65G2812/1616; B65G2812/1625; B65G2812/1633
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PNEUMATIC CONVEYOR COMPRISING IN COMBINATION A HOPPER ELEMENT, A STUB PIPE, SAID STUB PIPE BEING MOUNTED ON THE LOWER END OF SAID HOPPER ELEMENT, SAID STUB PIPE FORMIN AN OUTLET FOR SAID HOPPER ELEMENT, A T-SHAPED PIPE COMPRSING A LONGITUDINAL PORTION AND A PERPENDICULAR PORTION, SAID PERPENDICULAR PORTION OF SAID T-SHAPED PIPE RECEIVING THEREWITHIN SAID STUB PIPE, SAID STUB PIPE BEING IN SPACED APART RELATIONSHIP WITH THE SIDE OF SAID PERPENDICULAR PORTION OF SAID T-SHAPED PIPE, ONE END OF SAID LONGITUDINALLY PORTION OF SAID T-SHAPED PIPE HAVING MEANS FOR BEING THREADINGLY ATTACHED TO AN OUTLET HOSE, THE OPPOSITE END OF SAID LONGITUDINAL PORTION OF SAID T-SHAPED
Claim 2
Dependent Claim
107 words
A PNEUMATIC CONVEYOR COMPRISING IN COMBINATION A HOPPER ELEMENT, A STUB PIPE, SAID STUB PIPE BEING MOUNTED ON THE LOWER END OF SAID HOPPER ELEMENT, SAID STUB PIPE FORMIN AN OUTLET FOR SAID HOPPER ELEMENT, A T-SHAPED PIPE COMPRSING A LONGITUDINAL PORTION AND A PERPENDICULAR PORTION, SAID PERPENDICULAR PORTION OF SAID T-SHAPED PIPE RECEIVING THEREWITHIN SAID STUB PIPE, SAID STUB PIPE BEING IN SPACED APART RELATIONSHIP WITH THE SIDE OF SAID PERPENDICULAR PORTION OF SAID T-SHAPED PIPE, ONE END OF SAID LONGITUDINALLY PORTION OF SAID T-SHAPED PIPE HAVING MEANS FOR BEING THREADINGLY ATTACHED TO AN OUTLET HOSE, THE OPPOSITE END OF SAID LONGITUDINAL PORTION OF SAID T-SHAPED
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |