Patent US1741122A successfully refreshed from Google Patents.
Patent US2573242A successfully refreshed from Google Patents.
US2573242A
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Static apparatus for relief photography
Assignee: LA RELIEPHOGRAPHIE POUR L'EXPLOITATION DES PROCEDES DE PHOTOGRAPHIE EN RELIEF MAURICE BONNET Ste
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Filing: 1947-05-08
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Granted: 1951-10-30
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Expires: 1967-05-08
Abstract
No abstract record available.
Inventors
- 👤 Bonnet Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:46
CPC Classifications
G; G03; G03B; G03B35/00; G03B35/18; G03B35/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR618880A
Cited
FR31761E
Cited
US1935471A
Cited
US1862847A
Cited
FR750154A
Cited
US2019234A
Cited
US2063985A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-29 | 1955-04-30 | 1955-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-29 | 1959-04-30 | 1959-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-29 | 1963-04-30 | 1963-10-30 | $7700.00 | Window Closed / Lapsed |