US2474682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite steel plate
Assignee: Individual
•
Filing: 1947-07-05
•
Granted: 1949-06-28
•
Expires: 1967-07-05
Abstract
No abstract record available.
Inventors
- 👤 Liebowitz Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:43
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/22; B23K20/227; B23K20/04; B32; B32B; B32B15/00; B32B15/01; B32B15/011; F; F41; F41H; F41H5/00; F41H5/02; F41H5/04; F41H5/0442; F41H5/045; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12458; Y10T428/12493; Y10T428/12632; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12958; Y10T428/12965; Y10T428/12986
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US362806A
Cited
US371129A
Cited
US537463A
Cited
US694618A
Cited
US1016560A
Cited
US1043416A
Cited
US1005142A
Cited
US1956818A
Cited
US1886615A
Cited
US2241270A
Cited
US2249629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |