US3203245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Float for use in a pressurized chamber
Assignee: Nuquip Ltd
•
Filing: 1962-02-09
•
Granted: 1965-08-31
•
Expires: 1982-02-09
Abstract
No abstract record available.
Inventors
- 👤 Smallpeice Cosby Dona Philipps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:07
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/20; F16K31/22; F16T; F16T1/00; F16T1/20; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/3052; Y10T137/3068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A FLOAT FOR USE IN A PRESSURISED GAS CHAMBER IN WHCIH A LIQUID CAN COLLECT, SAID FLOAT BEING HOLLOW AND MADE FROMTHIN SHEET MATERIAL TO PROVIDE IT WITH A HIGH DEGREE OF BUOYANCY IN THE LIQUID, SAID FLOAT HAVING A VENT ADJACENT ITS TOP TO ESTABLISH A PERMANENT COMMUNICATION BETWEEN ITS INTERIOR AND THE INTERIOR OF THE CHAMBER TO ENABLE THE GAS PRESSURES EXISTING IN SAID FLOAT AND SAID CHAMBER TO EQUALISE, AND THE THIN SHEET MATERIAL FROM WHICH SAID FLOAT IS MADE BEING HIGHLY FLEXIBLE AND RESILIENT SO THAT SAID FLOAT CAN BE PARTIALLY COLAPSED BY A SUDDEN PREPONDERANCE OF GAS PRESSURE IN SAID CHAMBER OVER THE GAS PRESSURE IN SAID FLOW WHILE THE SAID PREPONDERANCE OF GAS PRESSURE IS BEING RELIEVED BY THE PASSAGE OF GAS THROUGH THE VENT AND INTO THE FLOAT, AND AFTERWARDS RECOVER ITS ORIGINAL SHAPE BY VIRTURE OF ITS RESILIENCE.
Claim 2
Dependent Claim
146 words
A FLOAT FOR USE IN A PRESSURISED GAS CHAMBER IN WHCIH A LIQUID CAN COLLECT, SAID FLOAT BEING HOLLOW AND MADE FROMTHIN SHEET MATERIAL TO PROVIDE IT WITH A HIGH DEGREE OF BUOYANCY IN THE LIQUID, SAID FLOAT HAVING A VENT ADJACENT ITS TOP TO ESTABLISH A PERMANENT COMMUNICATION BETWEEN ITS INTERIOR AND THE INTERIOR OF THE CHAMBER TO ENABLE THE GAS PRESSURES EXISTING IN SAID FLOAT AND SAID CHAMBER TO EQUALISE, AND THE THIN SHEET MATERIAL FROM WHICH SAID FLOAT IS MADE BEING HIGHLY FLEXIBLE AND RESILIENT SO THAT SAID FLOAT CAN BE PARTIALLY COLAPSED BY A SUDDEN PREPONDERANCE OF GAS PRESSURE IN SAID CHAMBER OVER THE GAS PRESSURE IN SAID FLOW WHILE THE SAID PREPONDERANCE OF GAS PRESSURE IS BEING RELIEVED BY THE PASSAGE OF GAS THROUGH THE VENT AND INTO THE FLOAT, AND AFTERWARDS RECOVER ITS ORIGINAL SHAPE BY VIRTURE OF ITS RESILIENCE.
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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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |