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Patent US3336618A successfully refreshed from Google Patents.
US3336618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mop having a head of gathered net material
Assignee: MARJAN DEV Inc
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Filing: 1963-05-15
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Granted: 1967-08-22
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Expires: 1983-05-15
Abstract
No abstract record available.
Inventors
- 👤 Ada L Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:44
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/20; H; H10; H10P; H10P95/00
Claims Analysis
Total Claims: 0
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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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |