US3359063A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Maintenance of urinals, water closet basins and the like
Assignee: Calmic Ltd
•
Filing: 1964-05-20
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Granted: 1967-12-19
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Expires: 1984-05-20
Abstract
No abstract record available.
Inventors
- 👤 Maude Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:47
CPC Classifications
A; A61; A61L; A61L9/00; A61L9/015; A61L9/04; A61L9/05; E; E03; E03D; E03D9/00; E03D9/007; E03D9/02; E03D9/03; E03D9/031; E03D9/033; E03D9/038
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A METHOD OF MAINTAINING FLUSHED CONVENIENCES SUCH AS URINALS AND WATER CLOSET BASINS IN A RELATIVELY CLEAN,
Claim 2
Independent Claim
17 words
A METHOD OF MAINTAINING FLUSHED CONVENIENCES SUCH AS URINALS AND WATER CLOSET BASINS IN A RELATIVELY CLEAN,
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) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |