US3051377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perforator
Assignee: SCM Corp
•
Filing: 1958-07-11
•
Granted: 1962-08-28
•
Expires: 1978-07-11
Abstract
No abstract record available.
Inventors
- 👤 Wilburn F Bradbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:55
CPC Classifications
G; G06; G06K; G06K1/00; G06K1/02; B; B26; B26F; B26F1/00; B26F1/02; B26F1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US524691A
Cited
US638242A
Cited
US775237A
Cited
US2327646A
Cited
US2398014A
Cited
US2580788A
Cited
US2675078A
Cited
US2837162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |