US3031685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bathtub bubbling device
Assignee: Interpatent A G
•
Filing: 1959-08-17
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Granted: 1962-05-01
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Expires: 1979-08-17
Abstract
No abstract record available.
Inventors
- 👤 Ludwig G Baumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:28
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/60; A61H33/601; A61H33/6021; A61H33/6036; A61H33/02; A61H33/025; A61H33/6026; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/466; A61Q; A61Q5/00; A61Q5/04; A61Q9/00; A61Q9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1699198A
Cited
GB458411A
Cited
US2319068A
Cited
DE922849C
Cited
US2793640A
Cited
US2848203A
Cited
US2921579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |