US2853047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Installations for continuously treating strip-like materials in vacuum
Assignee: Individual
•
Filing: 1955-06-23
•
Granted: 1958-09-23
•
Expires: 1975-06-23
Abstract
No abstract record available.
Inventors
- 👤 Walter Heinz
- 👤 Berisch Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:05
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/3417; A; A01; A01B; A01B51/00; A01B51/02; A01B51/026; B; B60; B60P; B60P1/00; B60P1/04; B60P1/30; B60P1/32; B65; B65H; B65H54/00; B65H54/02; B65H54/40; B65H54/52; C; C23; C23C; C23C14/00; C23C14/22; C23C14/52; C23C14/56; C23C14/562; D; D06; D06B; D06B3/00; D06B3/10; D06C; D06C29/00; D06C7/00; D06Q; D06Q1/00; D21; D21H; D21H19/00; D21H19/02; D21H19/08; D21H23/00; D21H23/02; D21H23/22; D21H23/70; D21H25/00; D21H25/02; D21H5/00; D21H5/0005; D21H5/005; E01; E01C; E01C23/00; E02F3/342; E02F3/348; E02F3/3486; F; F16; F16J; F16J15/00; F16J15/16; F16J15/168; G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016; G05F; G05F1/00; G05F1/66; H; H03; H03F; H03F3/00; H03F3/20; H03F3/21; H03F3/217; B65H2701/00; B65H2701/30; B65H2701/31; D06B2700/00; D06B2700/09; D06C2700/00; D06C2700/09
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1345083A
Cited
CA520770A
Cited
US1595491A
Cited
US1924142A
Cited
US2125364A
Cited
US2241228A
Cited
US2656284A
Cited
US2605738A
Cited
US2785651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |