Patent US1290965A successfully refreshed from Google Patents.
Patent US3286558A successfully refreshed from Google Patents.
US3286558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angularly operable head for impact tools
Assignee: Individual
•
Filing: 1965-04-09
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Granted: 1966-11-22
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Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 Fred M Hufnagel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:30
CPC Classifications
A; A61; A61C; A61C3/00; A61C3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE COMBINATION WITH AN IMPACT TOOL HAVING A RECIPROCABLE IMPACT MEMBER OF AN ANGULARLY OPERABLE IMPACT HEAD, COMPRISING: (A) A TUBULAR HOUSING ADAPTED FOR ATTACHMENT TO AN IMPACT TOOL AND INCLUDING A STRAIGHT BORE RECEIVING THE IMPACT END OF SAID IMPACT MEMBER, AND AN ARCUATE BORE CONTINUING FROM SAID STRAIGHT BORE; (B) AND AN ARCUATE IMPACT TRANSMITTING MEANS FITTING SAID ARCUATE BORE AND HAVING AN IMPACT RECEIVING END CONFRONTING SAID IMPACT MEMBER AND AN IMPACT TIP PROTRUDING FROM SAID ARCUATE BORE.
Claim 2
Dependent Claim
81 words
THE COMBINATION WITH AN IMPACT TOOL HAVING A RECIPROCABLE IMPACT MEMBER OF AN ANGULARLY OPERABLE IMPACT HEAD, COMPRISING: (A) A TUBULAR HOUSING ADAPTED FOR ATTACHMENT TO AN IMPACT TOOL AND INCLUDING A STRAIGHT BORE RECEIVING THE IMPACT END OF SAID IMPACT MEMBER, AND AN ARCUATE BORE CONTINUING FROM SAID STRAIGHT BORE; (B) AND AN ARCUATE IMPACT TRANSMITTING MEANS FITTING SAID ARCUATE BORE AND HAVING AN IMPACT RECEIVING END CONFRONTING SAID IMPACT MEMBER AND AN IMPACT TIP PROTRUDING FROM SAID ARCUATE BORE.
References Cited (Backward Citations)
US2129212A
Cited
US2548450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |