US3482362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double acting sander head
Assignee: Ingersoll Rand Co
•
Filing: 1966-01-28
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Granted: 1969-12-09
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Expires: 1986-01-28
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Bangerter
- 👤 Harold F De Witt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:11
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5468; B24; B24B; B24B23/00; B24B23/02; B24B23/03
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 |