Patent US5530694A successfully refreshed from Google Patents.
Patent US1214812A successfully refreshed from Google Patents.
Patent US5384910A successfully refreshed from Google Patents.
Patent US1334610A successfully refreshed from Google Patents.
US1334610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casement-fastener
Assignee: Individual
•
Filing: 1919-10-06
•
Granted: 1920-03-23
•
Expires: 1939-10-06
Abstract
No abstract record available.
Inventors
- 👤 Hope Ralph Walter
- 👤 Deathridge Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:31
CPC Classifications
E; E05; E05C; E05C3/00; E05C3/02; E05C3/04; E05C3/041; E05C3/043; Y; Y10; Y10S; Y10S292/00; Y10S292/30; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1075; Y10T292/1083; Y10T292/28; Y10T292/289
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1923-03-23 | 1923-09-22 | 1924-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-03-23 | 1927-09-22 | 1928-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-03-23 | 1931-09-22 | 1932-03-23 | $7700.00 | Window Closed / Lapsed |