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Patent US3387541A successfully refreshed from Google Patents.
US3387541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic fastening machines for staples, nails, or the like fasteners
Assignee: Joh Friedrich Behrens AG
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Filing: 1965-07-07
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Granted: 1968-06-11
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Expires: 1985-07-07
Abstract
No abstract record available.
Inventors
- 👤 Heinz E Bade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:03
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/04; B25C1/041; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86919
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) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |