Patent US3300790A successfully refreshed from Google Patents.
US3300790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tub with removable liner
Assignee: Individual
•
Filing: 1964-02-24
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Granted: 1967-01-31
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Expires: 1984-02-24
Abstract
No abstract record available.
Inventors
- 👤 Ruth G Foote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:52
CPC Classifications
A; A47; A47K; A47K3/00; A47K3/001; A47K3/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN A DEVICE FOR THE CONTAINMENT OF FLUIDS, THE COMBINATION COMPRISING A SUPPORTING AND RETAINING STRUCTURE HAVING SIDE WALLS, A BOTTOM AND A DRAIN HOLE IN THE BOTTOM PART OF SAID STRUCTURE, AN ADJUSTABLE UNITARY REMOVABLE SEAMLESS INNER LINER MADE OF A READILY TEARABLE POLYMERIC PLASTIC FILM IMPERVIOUS TO THE CONTAINED FLUID AND RELEASABLY ADHERENT TO THE INNER SURFACES OF SAID STRUCTURE, THE DIMENSIONS OF SAID LINER BEING PROPORTIONED WITH RESPECT TO THE INNER DIMENSIONS OF SAID STRUCTURE
Claim 2
Dependent Claim
78 words
IN A DEVICE FOR THE CONTAINMENT OF FLUIDS, THE COMBINATION COMPRISING A SUPPORTING AND RETAINING STRUCTURE HAVING SIDE WALLS, A BOTTOM AND A DRAIN HOLE IN THE BOTTOM PART OF SAID STRUCTURE, AN ADJUSTABLE UNITARY REMOVABLE SEAMLESS INNER LINER MADE OF A READILY TEARABLE POLYMERIC PLASTIC FILM IMPERVIOUS TO THE CONTAINED FLUID AND RELEASABLY ADHERENT TO THE INNER SURFACES OF SAID STRUCTURE, THE DIMENSIONS OF SAID LINER BEING PROPORTIONED WITH RESPECT TO THE INNER DIMENSIONS OF SAID STRUCTURE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |