Patent US3214869A successfully refreshed from Google Patents.
US3214869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined abrading and vacuum device
Assignee: Stryker Corp
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Filing: 1963-09-12
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Granted: 1965-11-02
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Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Homer H Stryker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:33
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/14; A61B17/147; A61F; A61F15/00; A61F15/02; B; B23; B23Q; B23Q1/00; B23Q1/0009; B23Q11/00; B23Q11/0042; B23Q11/0046; A61B17/142; A61B2017/320004; A61B2217/00; A61B2217/002; A61B2217/005; Y; Y02; Y02P; Y02P70/00; Y02P70/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A COMBINED ABRADING AND VACUUM DEVICE, COMPRISING: A CONTAINER HAVING THEREWITHIN AN ELECTRIC MOTOR AND A ROTATABLE IMPELLER DRIVE BY SAID MOTOR FOR DRAWING AIR INTO SAID CONTAINER; AN ELONGATED, FLEXIBLE HOSE CONNECTED AT ONE END TO SAID CONTAINER AND HAVING A VACUUM HEAD MOUNTED ON ITS OTHER END, SAID HEAD HAVING AN ELONGATED AND NARROW OPENING; AN ELONGATED, FLEXIBLE SHAFT DRIVINGLY CONNECTED AT ONE END THEREOF TO SAID MOTOR AND EXTENDING THEREFROM INTO, AND THEN LENGTHWISE WITHIN, SAID HOSE AND EXITING THEREFROM AT A POINT NEAR TO BUT SPACED FROM SAID VACUUM HEAD; A HOUSING EXTENDING FROM ADJACENT SAID POINT TO ADJACENT SAID VACUUM HEAD AND BRACKET MEANS CONNECTING SAID HOUSING WITH SAID VACUUM HEAD, SAID HOUSING BEING SPACED FROM SAID HOSE AND HAVING A HAND GRIP PORTION AND HAVING A TOOL SUPPORT SHAFT PROJECTING LENGTHWISE FROM ONE END OF SAID HOUSING AND
Claim 2
Dependent Claim
144 words
A COMBINED ABRADING AND VACUUM DEVICE, COMPRISING: A CONTAINER HAVING THEREWITHIN AN ELECTRIC MOTOR AND A ROTATABLE IMPELLER DRIVE BY SAID MOTOR FOR DRAWING AIR INTO SAID CONTAINER; AN ELONGATED, FLEXIBLE HOSE CONNECTED AT ONE END TO SAID CONTAINER AND HAVING A VACUUM HEAD MOUNTED ON ITS OTHER END, SAID HEAD HAVING AN ELONGATED AND NARROW OPENING; AN ELONGATED, FLEXIBLE SHAFT DRIVINGLY CONNECTED AT ONE END THEREOF TO SAID MOTOR AND EXTENDING THEREFROM INTO, AND THEN LENGTHWISE WITHIN, SAID HOSE AND EXITING THEREFROM AT A POINT NEAR TO BUT SPACED FROM SAID VACUUM HEAD; A HOUSING EXTENDING FROM ADJACENT SAID POINT TO ADJACENT SAID VACUUM HEAD AND BRACKET MEANS CONNECTING SAID HOUSING WITH SAID VACUUM HEAD, SAID HOUSING BEING SPACED FROM SAID HOSE AND HAVING A HAND GRIP PORTION AND HAVING A TOOL SUPPORT SHAFT PROJECTING LENGTHWISE FROM ONE END OF SAID HOUSING AND
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |