US3402560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustically deadened piling
Assignee: Atlas Copco AB
•
Filing: 1966-07-06
•
Granted: 1968-09-24
•
Expires: 1986-07-06
Abstract
No abstract record available.
Inventors
- 👤 Alm Karl Staffan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:47
CPC Classifications
E; E02; E02D; E02D13/00; B; B62; B62D; B62D33/00; B62D33/06; E02D13/005; E02D5/00; E02D5/02; E02D5/03; E02D5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2034379A
Cited
US3078971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |