US2918692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction cleaner tool holder construction
Assignee: Health-Mor Inc
•
Filing: 1957-07-16
•
Granted: 1959-12-29
•
Expires: 1977-07-16
Abstract
No abstract record available.
Inventors
- 👤 Eugene F Martinec
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:30
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/36; A47L5/365; A47L9/00; A47L9/0009; A47L9/0018; A47L9/0027; A47L9/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233167A
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US2330684A
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US2740981A
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US2713696A
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US2779432A
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US2779047A
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US2862223A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |