Patent US3513055A successfully refreshed from Google Patents.
US3513055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing heat-sealable composite sheets
Assignee: FMC Corp
•
Filing: 1964-11-12
•
Granted: 1970-05-19
•
Expires: 1984-11-12
Abstract
No abstract record available.
Inventors
- 👤 Wilbur T Brader Jr
- 👤 Charles M Rosser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:27
CPC Classifications
B; B32; B32B; B32B27/00; C; C08; C08J; C08J7/00; C08J7/04; C08J7/042; C08J7/043; C08J7/08; C08J2301/00; C08J2427/00; C08J2427/02; C08J2427/04; C08J2427/08; C08J2433/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31884; Y10T428/31909; Y10T428/31913; Y10T428/3192
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2261294A
Cited
US2261295A
Cited
GB782455A
Cited
US3009831A
Cited
US3037835A
Cited
US2999782A
Cited
US3111418A
Cited
US3297476A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |