US2444174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Galvanic coating process
Assignee: Standard Oil Development Co
•
Filing: 1943-08-24
•
Granted: 1948-06-29
•
Expires: 1963-08-24
Abstract
No abstract record available.
Inventors
- 👤 Allan L Tarr
- 👤 George W Oxley
- 👤 Frank C Fyke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:27
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/16; C23F2213/00; C23F2213/30; C23F2213/31
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US110553A
Cited
US285615A
Cited
US647409A
Cited
US902758A
Cited
GB190713674A
Cited
GB191402831A
Cited
US1375306A
Cited
DE371977C
Cited
US2016322A
Cited
US2237321A
Cited
US2356575A
Cited
US2200469A
Cited
US2337151A
Cited
US2404031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-29 | 1951-12-29 | 1952-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-29 | 1955-12-29 | 1956-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-29 | 1959-12-29 | 1960-06-29 | $7700.00 | Window Closed / Lapsed |