Patent US1220941A successfully refreshed from Google Patents.
US1220941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protector for padlocks.
Assignee: Individual
•
Filing: 1916-06-19
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Granted: 1917-03-27
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Expires: 1936-06-19
Abstract
No abstract record available.
Inventors
- 👤 William F A Bowers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:18
CPC Classifications
E; E05; E05B; E05B67/00; E05B67/38; Y; Y10; Y10S; Y10S70/00; Y10S70/43; Y10S70/56; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/487; Y10T70/493; Y10T70/498
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1920-03-26 | 1920-09-25 | 1921-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-03-26 | 1924-09-25 | 1925-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-03-26 | 1928-09-25 | 1929-03-27 | $7700.00 | Window Closed / Lapsed |