Patent US3827804A successfully refreshed from Google Patents.
Patent US3270416A successfully refreshed from Google Patents.
US3270416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burr dispenser
Assignee: Individual
•
Filing: 1963-07-02
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Granted: 1966-09-06
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Expires: 1983-07-02
Abstract
No abstract record available.
Inventors
- 👤 Massa Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:28
CPC Classifications
A; A61; A61C; A61C3/00; A61C3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A DEVICE OF THE CLASS DESCRIBED COMPRISING A BASE AND A PLURALITY OF UNITS MOUNTED FORWARD OF SAID BASE; A FIRST AND A SECOND OF SAID UNITS EACH BEING COMPRISED OF AN ELEMENT ADAPTED TO SUPPORT THE CUTTING END OF A BURR AND A GUIDE MEANS HAVING A CUP-LIKE DEPRESSION FOR RECEIVING A DRILL HEAD AND DIRECTING ITS BURR RECEIVING OPENING TO RECEIVE THE SHANK OF A BURR SUPPORTED BY SAID ELEMENT, SAID GUIDE MEANS HAVING A BORE EXTENDING FROM SAID DEPRESSION TO RECEIVE AND POSITION A BURR SHANK FOR ENTRY INTO A BURR RECEIVING OPENING OF A DRILL HEAD BIASING MEANS URGING SAID GUIDE MEANS AWAY FROM SAID BASE, SAID GUIDE MEANS MOUNTED FOR MOVEMENT TOWARD SAID BASE BY A FORCE APPLIED TO A DRILL HEAD AS A BURR SHANK MOVES MORE DEEPLY INTO A BURR RECEIVING OPENING.
Claim 2
Independent Claim
139 words
A DEVICE OF THE CLASS DESCRIBED COMPRISING A BASE AND A PLURALITY OF UNITS MOUNTED FORWARD OF SAID BASE; A FIRST AND A SECOND OF SAID UNITS EACH BEING COMPRISED OF AN ELEMENT ADAPTED TO SUPPORT THE CUTTING END OF A BURR AND A GUIDE MEANS HAVING A CUP-LIKE DEPRESSION FOR RECEIVING A DRILL HEAD AND DIRECTING ITS BURR RECEIVING OPENING TO RECEIVE THE SHANK OF A BURR SUPPORTED BY SAID ELEMENT, SAID GUIDE MEANS HAVING A BORE EXTENDING FROM SAID DEPRESSION TO RECEIVE AND POSITION A BURR SHANK FOR ENTRY INTO A BURR RECEIVING OPENING OF A DRILL HEAD BIASING MEANS URGING SAID GUIDE MEANS AWAY FROM SAID BASE, SAID GUIDE MEANS MOUNTED FOR MOVEMENT TOWARD SAID BASE BY A FORCE APPLIED TO A DRILL HEAD AS A BURR SHANK MOVES MORE DEEPLY INTO A BURR RECEIVING OPENING.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |