Patent US2987775A successfully refreshed from Google Patents.
US2987775A
Expired / Lapsed
US
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Method of forming plastic containers
Assignee: Individual
•
Filing: 1957-07-10
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Granted: 1961-06-13
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Expires: 1977-07-10
Abstract
No abstract record available.
Inventors
- 👤 Ransom C Albrecht
- 👤 Edgar G Heyl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:57
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/16; B29C43/003; B29C43/04; B29C43/20; B29C43/203; B29D; B29D23/00; B29D23/20; B29C2949/00; B29C2949/07; B29C2949/081; B29C2949/0811; B29C2949/0829; B29C37/00; B29C37/0025; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/10; B29K2023/12; B29K2027/00; B29K2027/06; B29K2029/00; B29K2029/04; B29K2029/14; B29K2105/00; B29K2105/25; B29K2105/253; B29K2105/258; B29K2995/00; B29K2995/0037; B29K2995/0046; B29K2995/0063; B29K2995/0077; B29L; B29L2009/00; B29L2023/00; B29L2023/20; Y; Y10; Y10S; Y10S425/00; Y10S425/028
Claims Analysis
Total Claims: 0
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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) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |