US3116958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feed for evaporation material
Assignee: Lear Siegler Inc
•
Filing: 1961-12-26
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Granted: 1964-01-07
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 William E Blair
- 👤 Richard P Radke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:17
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/246
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN APPARATUS FOR FEEDING MATERIAL TO BE EVAPORATED TO AN EVAPORATING MEANS IN A VACUUM CHAMBER, COMPRISING (A) A TUBE HAVING AN OPEN END AND A SLOT RUNNING LONGITUDINALLY THEREOF CAPABLE OF STORING PELLETIZED MATERIAL TO BE EVAPORATED, (A'') A DISPENSING SPOUT MEANS, FIXEDLY MOUNTED ON SAID TUBE AT SAID OPEN END, SAID SPOUT MEANS HAVING A FIRST END AND A SECOND END AND HAVING AN OPENING IN THE BOTTOM PORTION THEREOF WITH SAID OPENING REGISTERING WITH THE OPENING IN SAID OPEN END OF SAID TUBE, (B) A THREADED SHAFT MEANS ROTATABLY MOUNTED EXTERNALLY OF SAID TUBE AND PARALLEL THERETO,
Claim 2
Independent Claim
100 words
AN APPARATUS FOR FEEDING MATERIAL TO BE EVAPORATED TO AN EVAPORATING MEANS IN A VACUUM CHAMBER, COMPRISING (A) A TUBE HAVING AN OPEN END AND A SLOT RUNNING LONGITUDINALLY THEREOF CAPABLE OF STORING PELLETIZED MATERIAL TO BE EVAPORATED, (A'') A DISPENSING SPOUT MEANS, FIXEDLY MOUNTED ON SAID TUBE AT SAID OPEN END, SAID SPOUT MEANS HAVING A FIRST END AND A SECOND END AND HAVING AN OPENING IN THE BOTTOM PORTION THEREOF WITH SAID OPENING REGISTERING WITH THE OPENING IN SAID OPEN END OF SAID TUBE, (B) A THREADED SHAFT MEANS ROTATABLY MOUNTED EXTERNALLY OF SAID TUBE AND PARALLEL THERETO,
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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) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |