US3372609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for drilling holes in articles, especially in books, and apparatus for utilizing the method
Assignee: GOSTA E WINGNE
•
Filing: 1965-03-22
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Granted: 1968-03-12
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Gosta E Wingne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:43
CPC Classifications
B; B42; B42B; B42B9/00; B42D; B42D17/00; B65; B65G; B65G59/00; B65G59/06; B65G59/067; Y; Y10; Y10T; Y10T408/00; Y10T408/03; Y10T408/50; Y10T408/52; Y10T408/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1255114A
Cited
US1273468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |