US1327798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Belt-fastener
Assignee: Western Felt Works
•
Filing: 1919-07-01
•
Granted: 1920-01-13
•
Expires: 1939-07-01
Abstract
No abstract record available.
Inventors
- 👤 Fridolf F Backstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:21
CPC Classifications
F; F16; F16G; F16G3/00; F16G3/02; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1608; Y10T24/1632
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) | 1923-01-12 | 1923-07-14 | 1924-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-01-12 | 1927-07-14 | 1928-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-01-12 | 1931-07-14 | 1932-01-13 | $7700.00 | Window Closed / Lapsed |