Patent US3447448A successfully refreshed from Google Patents.
US3447448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire tying machines
Assignee: Ovalstrapping Inc
•
Filing: 1967-03-13
•
Granted: 1969-06-03
•
Expires: 1987-03-13
Abstract
No abstract record available.
Inventors
- 👤 James A Pasic
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:36
CPC Classifications
B; B65; B65B; B65B13/00; B65B13/02; B65B13/04; B65B13/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2215121A
Cited
US2416859A
Cited
US2597675A
Cited
US3010674A
Cited
GB804226A
Cited
US2999654A
Cited
GB879189A
Cited
US3086451A
Cited
US3137426A
Cited
US3196779A
Cited
US3179037A
Cited
US3146695A
Cited
US3179038A
Cited
US3311320A
Cited
US3274921A
Cited
US3295436A
Cited
US3330205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |