Patent US3421960A successfully refreshed from Google Patents.
US3421960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding technique and apparatus for plastic structures
Assignee: Beloit Corp
•
Filing: 1964-04-01
•
Granted: 1969-01-14
•
Expires: 1984-04-01
Abstract
No abstract record available.
Inventors
- 👤 Harold A Arbit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:01
CPC Classifications
B; B32; B32B; B32B37/00; B32B37/14; B32B37/15; B32B37/153; B05; B05D; B05D1/00; B05D1/26; B05D1/265; B32B27/00; B32B37/12; B32B37/1284
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |