Patent US4017392A successfully refreshed from Google Patents.
Patent US931568A successfully refreshed from Google Patents.
US931568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Socket-post for supporting croquet-arches.
Assignee: Individual
•
Filing: 1908-11-06
•
Granted: 1909-08-17
•
Expires: 1928-11-06
Abstract
No abstract record available.
Inventors
- 👤 Henry Burgess Collier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:25
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/22; E04H12/2253; E04H12/2269
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) | 1912-08-16 | 1913-02-15 | 1913-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-08-16 | 1917-02-15 | 1917-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-08-16 | 1921-02-15 | 1921-08-17 | $7700.00 | Window Closed / Lapsed |