Patent US3115656A successfully refreshed from Google Patents.
US3115656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning tool with rotatable cleaning implement mounting head
Assignee: Individual
•
Filing: 1961-07-17
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Granted: 1963-12-31
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Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 William S Mckinstry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:26
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/12; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A CLEANING TOOL COMPRISING A HANDLE INCLUDING A YOKE PORTION HAVING LATERALLY SPACED ARMS THEREON, EACH OF SAID ARMS HAVING AN OPENING THEREIN WITH AT LEAST ONE OF SAID OPENINGS BEING POLYGONAL SHAPED, A HEAD, A PLURALITY OF SPACED CLEANING IMPLEMENTS MOUNTED ON SAID HEAD, SAID HEAD INCLUDING OUTWARDLY PROJECTING TRUNNIONS RECEIVED IN SAID OPENINGS AND SUPPORTING SAID HEAD ON SAID ARMS FOR ROTATION OF SAID HEAD WITH RESPECT TO SAID ARMS, AT LEAST ONE OF SAID TRUNNIONS HAVING AN EXTERIOR CONFIGURATION WHICH IS COMPLEMENTARY TO SAID ONE OPENING AND BEING RECEIVED THEREIN TO NORMALLY PREVENT ROTARY MOVEMENT OF SAID HEAD WITH RESPECT TO SAID ARMS, SAID HEAD AND TRUNNIONS BEING AXIALLY MOVABLE BETWEEN SAID ARMS, AND MEANS ON SAID ONE TRUNNION ADAPTED FOR DISPOSAL IN THE ASSOCIATED OPENING UPON PREDETERMINED AXIAL MOVEMENT OF SAID HEAD AND TRUNNIONS, TO PERMIT SAID ROTATION OF SAID HEAD WITH RESPECT TO SAID ARMS.
Claim 2
Dependent Claim
150 words
A CLEANING TOOL COMPRISING A HANDLE INCLUDING A YOKE PORTION HAVING LATERALLY SPACED ARMS THEREON, EACH OF SAID ARMS HAVING AN OPENING THEREIN WITH AT LEAST ONE OF SAID OPENINGS BEING POLYGONAL SHAPED, A HEAD, A PLURALITY OF SPACED CLEANING IMPLEMENTS MOUNTED ON SAID HEAD, SAID HEAD INCLUDING OUTWARDLY PROJECTING TRUNNIONS RECEIVED IN SAID OPENINGS AND SUPPORTING SAID HEAD ON SAID ARMS FOR ROTATION OF SAID HEAD WITH RESPECT TO SAID ARMS, AT LEAST ONE OF SAID TRUNNIONS HAVING AN EXTERIOR CONFIGURATION WHICH IS COMPLEMENTARY TO SAID ONE OPENING AND BEING RECEIVED THEREIN TO NORMALLY PREVENT ROTARY MOVEMENT OF SAID HEAD WITH RESPECT TO SAID ARMS, SAID HEAD AND TRUNNIONS BEING AXIALLY MOVABLE BETWEEN SAID ARMS, AND MEANS ON SAID ONE TRUNNION ADAPTED FOR DISPOSAL IN THE ASSOCIATED OPENING UPON PREDETERMINED AXIAL MOVEMENT OF SAID HEAD AND TRUNNIONS, TO PERMIT SAID ROTATION OF SAID HEAD WITH RESPECT TO SAID ARMS.
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |