Patent US3116958A successfully refreshed from Google Patents.
US3116958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feed for evaporation material
Assignee: Lear Siegler Inc
•
Filing: 1961-12-26
•
Granted: 1964-01-07
•
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 19:36
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,
References Cited (Backward Citations)
US2899528A
Cited
US1878354A
Cited
GB381786A
Cited
US2159872A
Cited
FR936919A
Cited
US2635579A
Cited
US2789062A
Cited
US2866065A
Cited
US2967223A
Cited
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 |