Patent US3157341A successfully refreshed from Google Patents.
US3157341A
Expired / Lapsed
US
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Lined containers
Assignee: Waldorf Paper Products Co
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Filing: 1962-06-07
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Granted: 1964-11-17
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Expires: 1982-06-07
Abstract
No abstract record available.
Inventors
- 👤 Iver L Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:35
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/04; B65D77/06; B65D77/062; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5028; B65D5/5035; B65D5/5059; B65D5/56; B65D5/60; Y; Y10; Y10S; Y10S229/00; Y10S229/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A REINFORCING PAD FOR USE IN COMBINATION WITH A RECTANGULAR BOX LINER HAVING GENERALLY PARALLEL ENDS, AND TRIANGULAR EARS HINGEDLY CONNECTED TO OPPOSITE PARALLEL EDGES OF EACH OF SAID ENDS, THE PAD COMPRISING, A BODY OF RELATIVELY RIGID PAPERBOARD SUBSTANTIALLY EQUAL IN SHAPE AND SIZE TO SAID LINER ENDS, SAID BODY HAVING A PAIR OF GENERALLY PARALLEL SLOTS EXTENDING THERETHROUGH, AND SAID SLOTS BEING SO POSITIONED AND SO SHAPED AS TO ACCOMMODATE THE ENDS OF THE TRIANGULAR EARS EXTENDING THERETHROUGH.
Claim 2
Dependent Claim
80 words
A REINFORCING PAD FOR USE IN COMBINATION WITH A RECTANGULAR BOX LINER HAVING GENERALLY PARALLEL ENDS, AND TRIANGULAR EARS HINGEDLY CONNECTED TO OPPOSITE PARALLEL EDGES OF EACH OF SAID ENDS, THE PAD COMPRISING, A BODY OF RELATIVELY RIGID PAPERBOARD SUBSTANTIALLY EQUAL IN SHAPE AND SIZE TO SAID LINER ENDS, SAID BODY HAVING A PAIR OF GENERALLY PARALLEL SLOTS EXTENDING THERETHROUGH, AND SAID SLOTS BEING SO POSITIONED AND SO SHAPED AS TO ACCOMMODATE THE ENDS OF THE TRIANGULAR EARS EXTENDING THERETHROUGH.
References Cited (Backward Citations)
US1743058A
Cited
US3067923A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |