US3296013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for metal coating cellulose triacetate
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1963-10-30
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Granted: 1967-01-03
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Feeley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:34
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/42; C23C18/44; C23C18/18; C23C18/20; C23C18/22; C23C18/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PROCESS FOR METAL COATING CELLULOSE TRIACETATE PLASTIC FILM WHICH COMPRISES THE STEPS OF (A) CONTACTING CELLULOSE TRIACETATE PLASTIC FILM WITH AQUA REGIA FOR ABOUT 10 TO 20 MINUTES, AND (B) SOAKING THE FILM PREPARED IN STEP (A) IN A SOLUTION OF A NOBLE METAL SALT AND A REDUCING AGENT TO DEPOSIT A CONTINOUS METAL COATING ON SAID FILM.
Claim 2
Dependent Claim
59 words
A PROCESS FOR METAL COATING CELLULOSE TRIACETATE PLASTIC FILM WHICH COMPRISES THE STEPS OF (A) CONTACTING CELLULOSE TRIACETATE PLASTIC FILM WITH AQUA REGIA FOR ABOUT 10 TO 20 MINUTES, AND (B) SOAKING THE FILM PREPARED IN STEP (A) IN A SOLUTION OF A NOBLE METAL SALT AND A REDUCING AGENT TO DEPOSIT A CONTINOUS METAL COATING ON SAID FILM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |