US2687268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable shore or strut
Assignee: Kwikform Ltd
•
Filing: 1951-05-05
•
Granted: 1954-08-24
•
Expires: 1971-05-05
Abstract
No abstract record available.
Inventors
- 👤 Hawes Albert Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:32
CPC Classifications
E; E21; E21D; E21D15/00; E21D15/14; E21D15/16; E21D15/24; E04; E04G; E04G25/00; E04G25/04; E04G25/06; E04G25/061; E04G25/063; E04G25/065; E04G2025/042; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/32442; Y10T403/32451; Y10T403/32459; Y10T403/70; Y10T403/7075; Y10T403/7077; Y10T403/7079; Y10T403/7088
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |