US3360339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Johnson and Johnson
•
Filing: 1964-12-28
•
Granted: 1967-12-26
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Expires: 1984-12-28
Abstract
No abstract record available.
Inventors
- 👤 Martin I Edenbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:49
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
IN A STEAM STERILIZATION INDICATING DEVICE OF THE TYPE COMPRISING A BASE AND CONTAINING A MARKING THEREON WHICH CHANGES COLOR WHEN EXPOSED TO THE CONDITIONS OF STEAM STERILIZATION THE IMPROVEMENT COMPRISING: SAID MARKING COMPRISING A STEAM PERMEABLE CARRIER FILM CONTAINING COPPER SULFITE MONOHYDRATE.
Claim 2
Dependent Claim
43 words
IN A STEAM STERILIZATION INDICATING DEVICE OF THE TYPE COMPRISING A BASE AND CONTAINING A MARKING THEREON WHICH CHANGES COLOR WHEN EXPOSED TO THE CONDITIONS OF STEAM STERILIZATION THE IMPROVEMENT COMPRISING: SAID MARKING COMPRISING A STEAM PERMEABLE CARRIER FILM CONTAINING COPPER SULFITE MONOHYDRATE.
References Cited (Backward Citations)
US2889799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |