Patent US5714551A successfully refreshed from Google Patents.
US3246739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic product
Assignee: Polaroid Corp
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Filing: 1963-08-28
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Granted: 1966-04-19
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Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Sable
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:02
CPC Classifications
G; G03; G03C; G03C8/00; G03C8/32; G03C8/34; Y; Y10; Y10S; Y10S206/00; Y10S206/82
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A PHOTOGRAPHIC PRODUCT CAPABLE OF DISPENSING A PLURALITY OF DISCRETE, PREDETERMINED QUANTITIES OF A LIQUID PHOTOGRAPHIC PROCESSING AGENT, SAID PRODUCT COMPRISING, IN COMBINATION: A PLURALITY OF ELONGATED RUPTURABLE CONTAINERS EACH COMPRISING A PAIR OF FACING RECTANGULAR WALLS FORMED OF A DEFORMABLE SHEET MATERIAL AND SECURED TO ONE ANOTHER AT THEIR MARGINAL PORTIONS TO FORM A CAVITY, SAID WALLS BEING SECURED TOGETHER AT A LONGITUDINAL MARGINAL PORTION BY A BOND WEAKER THAN THE BONDS BETWEEN THE REMAINING MARGINAL PORTIONS TO PROVIDE AT SAID LONGITUDINAL MARGINAL PORTION A LIQUIDDISPENSING MOUTH WHICH OPENS IN RESPONSE TO PRESSURE WITHIN THE CONTENTS OF SAID CONTAINER GENERATED BY COMPRESSIVE PRESSURE APPLIED EXTERNALLY TO SAID WALLS; A PREDETERMINED QUANTITY OF SAID LIQUID PHOTOGRAPHIC
Claim 2
Dependent Claim
116 words
A PHOTOGRAPHIC PRODUCT CAPABLE OF DISPENSING A PLURALITY OF DISCRETE, PREDETERMINED QUANTITIES OF A LIQUID PHOTOGRAPHIC PROCESSING AGENT, SAID PRODUCT COMPRISING, IN COMBINATION: A PLURALITY OF ELONGATED RUPTURABLE CONTAINERS EACH COMPRISING A PAIR OF FACING RECTANGULAR WALLS FORMED OF A DEFORMABLE SHEET MATERIAL AND SECURED TO ONE ANOTHER AT THEIR MARGINAL PORTIONS TO FORM A CAVITY, SAID WALLS BEING SECURED TOGETHER AT A LONGITUDINAL MARGINAL PORTION BY A BOND WEAKER THAN THE BONDS BETWEEN THE REMAINING MARGINAL PORTIONS TO PROVIDE AT SAID LONGITUDINAL MARGINAL PORTION A LIQUIDDISPENSING MOUTH WHICH OPENS IN RESPONSE TO PRESSURE WITHIN THE CONTENTS OF SAID CONTAINER GENERATED BY COMPRESSIVE PRESSURE APPLIED EXTERNALLY TO SAID WALLS; A PREDETERMINED QUANTITY OF SAID LIQUID PHOTOGRAPHIC
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |