US2760591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for generating horizontally polarized shear waves
Assignee: ExxonMobil Oil Corp
•
Filing: 1952-05-08
•
Granted: 1956-08-28
•
Expires: 1972-05-08
Abstract
No abstract record available.
Inventors
- 👤 James E White
- 👤 John A Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:19
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/04; G01V1/047; G01V1/053; Y; Y10; Y10S; Y10S181/00; Y10S181/40; Y10S181/401
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US421307A
Cited
US1405664A
Cited
US1917066A
Cited
US2072224A
Cited
US2050047A
Cited
US2096002A
Cited
US2203140A
Cited
US2537096A
Cited
US2599989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |