US3340558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable broom assembly
Assignee: Wayne Manufacturing Co
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Filing: 1966-04-11
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Granted: 1967-09-12
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Expires: 1986-04-11
Abstract
No abstract record available.
Inventors
- 👤 Tamny Simon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:05
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4041; A47L11/02; A47L11/10; A47L11/14; A47L11/18; A47L11/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A DISPOSABLE ESSENTIALY CYLINDRICAL SWEEPER BROOM STRUCTURE COMPRISING A SHEET METAL CYLINDRICAL SHELL HAVING OUTWARDLY RADIAL END FLANGES AS INTEGRAL CONTINUANCES OF THE SHELL METAL, CIRCULARLY SPACED SLOTS THROUGH THE SHELL AND EXTENDING CONTINUOUSLY ESSENTIALLY LONGITUDINALLY THEREOF THE DISTANCE BETWEEN SAID END FLANGES, AND BRUSH STRIPS COMPRISING ELONGATED CHANNEL RETAINERS RECEIVED WITHIN SAID SLOTS AND TERMINATING AT THE END FLANGES, SAID CHANNELS, BEING SECURED TO THE SHELL AND CONTAINING BRISTLES PROJECTING OUTWARDLY THEREFROM.
Claim 2
Dependent Claim
73 words
A DISPOSABLE ESSENTIALY CYLINDRICAL SWEEPER BROOM STRUCTURE COMPRISING A SHEET METAL CYLINDRICAL SHELL HAVING OUTWARDLY RADIAL END FLANGES AS INTEGRAL CONTINUANCES OF THE SHELL METAL, CIRCULARLY SPACED SLOTS THROUGH THE SHELL AND EXTENDING CONTINUOUSLY ESSENTIALLY LONGITUDINALLY THEREOF THE DISTANCE BETWEEN SAID END FLANGES, AND BRUSH STRIPS COMPRISING ELONGATED CHANNEL RETAINERS RECEIVED WITHIN SAID SLOTS AND TERMINATING AT THE END FLANGES, SAID CHANNELS, BEING SECURED TO THE SHELL AND CONTAINING BRISTLES PROJECTING OUTWARDLY THEREFROM.
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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |