Patent US2434685A successfully refreshed from Google Patents.
US2434685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tent
Assignee: Individual
•
Filing: 1943-06-17
•
Granted: 1948-01-20
•
Expires: 1963-06-17
Abstract
No abstract record available.
Inventors
- 👤 John H Claus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:57
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/344; E04B1/3441; E04H; E04H15/00; E04H15/32; E04H15/322; E04H15/34; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32163; Y10T403/32172
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US633054A
Cited
US797474A
Cited
US958276A
Cited
US1136992A
Cited
US1245045A
Cited
US1491849A
Cited
US1517092A
Cited
US1564032A
Cited
US1786084A
Cited
US1750213A
Cited
US1801014A
Cited
US1830702A
Cited
US2133204A
Cited
US2284686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |