Patent US2908795A successfully refreshed from Google Patents.
US2908795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating devices
Assignee: Individual
•
Filing: 1955-03-03
•
Granted: 1959-10-13
•
Expires: 1975-03-03
Abstract
No abstract record available.
Inventors
- 👤 George E Branstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:50
CPC Classifications
F; F23; F23C; F23C99/00; F22; F22B; F22B21/00; F22B21/34; F24; F24S; F24S23/00; F24S23/70; F23C2700/00; F23C2700/04; F23C2700/043; F24S2023/88; Y; Y02; Y02E; Y02E10/00; Y02E10/40
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1278026A
Cited
US1394319A
Cited
US1563562A
Cited
US1754232A
Cited
US1706846A
Cited
US2066127A
Cited
US1926473A
Cited
US1849115A
Cited
GB437996A
Cited
GB484199A
Cited
US2377177A
Cited
US2379820A
Cited
US2613328A
Cited
US2767297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |