US3342330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New product and process
Assignee: M&T Chemicals Inc
•
Filing: 1964-05-05
•
Granted: 1967-09-19
•
Expires: 1984-05-05
Abstract
No abstract record available.
Inventors
- 👤 Harry W Buchanan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:35
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; B; B65; B65D; B65D35/00; B65D35/14; B65D35/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
28 words
A NOVEL COLLAPSIBLE TUBULAR ALUMINUM CONTAINER HAVING A 0.5-1.5 MICRON SURFACE LAYER OF TIN ON THE INTERIOR SURFACE THEREOF; AND, WITHIN SAID CONTAINER, TOOTH PASTE CONTAINING STANNOUS FLUORIDE.
References Cited (Backward Citations)
GB572010A
Cited
FR1015908A
Cited
US2891511A
Cited
US2970090A
Cited
US3115248A
Cited
US3028955A
Cited
US3074548A
Cited
US3099609A
Cited
US3182795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |