Patent US2204084A successfully refreshed from Google Patents.
Patent USB416933I5 successfully refreshed from Google Patents.
USB416933I5
Expired / Lapsed
US
⏱️ 0.0 years remaining
USB416933I5 - - Google Patents
Assignee: —
•
Filing: 1973-11-19
•
Granted: —
•
Expires: 1993-11-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:58
CPC Classifications
F; F04; F04B; F04B27/00; F04B27/04; F04B27/0404; F04B27/0428; F04B27/0409; F04B27/053; F04B39/00; F04B39/0027; F04B39/0055; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49236; Y10T29/49245
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1383657A
Cited
US1687425A
Cited
US2598975A
Cited
US2710137A
Cited
US2818816A
Cited
US3168301A
Cited
US3133450A
Cited
US3174436A
Cited
US3212411A
Cited
US3358914A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.