US3345837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Padlock
Assignee: Individual
•
Filing: 1965-07-12
•
Granted: 1967-10-10
•
Expires: 1985-07-12
Abstract
No abstract record available.
Inventors
- 👤 Lawrence M Barnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:44
CPC Classifications
E; E05; E05B; E05B67/00; E05B67/06; E05B67/22; Y; Y10; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/487; Y10T70/489
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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |