Patent US3876506A successfully refreshed from Google Patents.
Patent US3482753A successfully refreshed from Google Patents.
US3482753A
Expired / Lapsed
US
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Explosive driven stud setting apparatus for use in hard-to-reach places
Assignee: Hilti AG
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Filing: 1966-09-09
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Granted: 1969-12-09
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Expires: 1986-09-09
Abstract
No abstract record available.
Inventors
- 👤 Wolfgang Bayer
- 👤 Herbert Rangger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:23
CPC Classifications
B; B22; B22D; B22D7/00; B22D7/06; B22D7/10; B22D7/108; B25; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/14; B25C1/146; B25C1/18
Claims Analysis
Total Claims: 0
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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) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |