US3133805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass bead making furnace
Assignee: Cataphote Inc
•
Filing: 1961-04-26
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Granted: 1964-05-19
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Expires: 1981-04-26
Abstract
No abstract record available.
Inventors
- 👤 Robinson Hyman Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:45
CPC Classifications
C; C03; C03B; C03B19/00; C03B19/10; C03B19/1005; C03B19/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
APPARATUS FOR PRODUCING SMALL GLASS BEADS COMPRISING A BEAD COLLECTING CHAMBER, MEANS DEFINING A PRIMARY HOT GAS INLET PASSAGE INTO SAID CHAMBER, A MOLTEN GLASS SUPPLY MEANS, CONDUIT MEANS COMMUNICATING AT ONE END WITH SAID MOLTEN GLASS SUPPLY MEANS FOR CONDUCTING A MOLTEN STREAM THEREFROM AND OPENING AT THE OTHER END INTO SAID HOT GAS INLET PASSAGE, A SET OF SECONDARY HOT GAS INLET MEANS OPENING INTO SAID CHAMBER ADJACENT SAID PRIMARY HOT GAS INLET PASSAGE, AND A TAPERING DEFLECTOR HOOD HAVING AN UNRESTRICTED INTERIOR ZONE POSITIONED IN SAID CHAMBER TO RECEIVE GASES AND SUSPENDED OBJECTS
Claim 2
Dependent Claim
96 words
APPARATUS FOR PRODUCING SMALL GLASS BEADS COMPRISING A BEAD COLLECTING CHAMBER, MEANS DEFINING A PRIMARY HOT GAS INLET PASSAGE INTO SAID CHAMBER, A MOLTEN GLASS SUPPLY MEANS, CONDUIT MEANS COMMUNICATING AT ONE END WITH SAID MOLTEN GLASS SUPPLY MEANS FOR CONDUCTING A MOLTEN STREAM THEREFROM AND OPENING AT THE OTHER END INTO SAID HOT GAS INLET PASSAGE, A SET OF SECONDARY HOT GAS INLET MEANS OPENING INTO SAID CHAMBER ADJACENT SAID PRIMARY HOT GAS INLET PASSAGE, AND A TAPERING DEFLECTOR HOOD HAVING AN UNRESTRICTED INTERIOR ZONE POSITIONED IN SAID CHAMBER TO RECEIVE GASES AND SUSPENDED OBJECTS
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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) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |