Patent US3038787A successfully refreshed from Google Patents.
US3038787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for handling dangerous substances
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1960-02-23
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Granted: 1962-06-12
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Expires: 1980-02-23
Abstract
No abstract record available.
Inventors
- 👤 Bagnall Kenneth Winfield
- 👤 Robertson Daniel Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:06
CPC Classifications
B; B25; B25J; B25J21/00; B25J21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
EQUIPMENT FOR USE IN CARRYING OUT OPERATIONS ON OR TREATMENT TO A TOXIC SUBSTANCE COMRPISING A GAS TIGHT CHAMBER HAVING AWALL SUBSTANTIALLY CIRCULAR IN PLAN, A BASE PLATE AND A ROOF SECURED TO SAID CIRCULAR WALL, A WINDOW OF TRANSPARENT SUBSTANCE IN THE WALL, GLOVE PORTS IN THE WINDOW, A TABLE WITHIN THE CHAMBER BELOW THE LEVEL OF THE GLOVE PORTS, MEANS DEFINING A TRANSFER PORT IN THE TABLE AND AN OPENING AND CLOSING DOOR IN THE BASE
Claim 2
Dependent Claim
78 words
EQUIPMENT FOR USE IN CARRYING OUT OPERATIONS ON OR TREATMENT TO A TOXIC SUBSTANCE COMRPISING A GAS TIGHT CHAMBER HAVING AWALL SUBSTANTIALLY CIRCULAR IN PLAN, A BASE PLATE AND A ROOF SECURED TO SAID CIRCULAR WALL, A WINDOW OF TRANSPARENT SUBSTANCE IN THE WALL, GLOVE PORTS IN THE WINDOW, A TABLE WITHIN THE CHAMBER BELOW THE LEVEL OF THE GLOVE PORTS, MEANS DEFINING A TRANSFER PORT IN THE TABLE AND AN OPENING AND CLOSING DOOR IN THE BASE
References Cited (Backward Citations)
US2786740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |