US1089499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corner-fastening for screen-frames.
Assignee: Individual
•
Filing: 1911-12-13
•
Granted: 1914-03-10
•
Expires: 1931-12-13
Abstract
No abstract record available.
Inventors
- 👤 Byrd C Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:23
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/0446; F16B2200/00; F16B2200/30; F16B2200/50; F16B2200/503
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) | 1917-03-09 | 1917-09-08 | 1918-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-03-09 | 1921-09-08 | 1922-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-03-09 | 1925-09-08 | 1926-03-10 | $7700.00 | Window Closed / Lapsed |